Skepticism

Empiricism

Rationalism

Existentialism

The problem of evil

The problem of free will

The problem of other minds

The problem of induction

Truth is objective and independent of our minds.

Truth is subjective and depends on our minds.

Truth is a combination of objective and subjective factors.

Truth is unknowable.

A logical argument that proves the existence of God.

A logical argument that proves the non-existence of God.

A logical argument that shows that the problem of induction is unsolvable.

A logical argument that shows that the nature of truth is unknowable.

A priori knowledge is knowledge that is gained through experience, while a posteriori knowledge is knowledge that is gained through reason.

A priori knowledge is knowledge that is gained through reason, while a posteriori knowledge is knowledge that is gained through experience.

A priori knowledge is knowledge that is known to be true by necessity, while a posteriori knowledge is knowledge that is known to be true by experience.

A priori knowledge is knowledge that is known to be true by experience, while a posteriori knowledge is knowledge that is known to be true by necessity.

Analytic statements are statements that are true by definition, while synthetic statements are statements that are true by experience.

Analytic statements are statements that are true by experience, while synthetic statements are statements that are true by definition.

Analytic statements are statements that are known to be true by necessity, while synthetic statements are statements that are known to be true by experience.

Analytic statements are statements that are known to be true by experience, while synthetic statements are statements that are known to be true by necessity.

Knowledge is a justified true belief, while belief is a proposition that is held to be true.

Knowledge is a proposition that is held to be true, while belief is a justified true belief.

Knowledge is a true belief, while belief is a proposition that is held to be true.

Knowledge is a proposition that is held to be true, while belief is a true belief.

Ignorance is the lack of knowledge, while error is the belief in something that is false.

Ignorance is the belief in something that is false, while error is the lack of knowledge.

Ignorance is the lack of knowledge, while error is the belief in something that is true.

Ignorance is the belief in something that is true, while error is the lack of knowledge.

Skepticism is the belief that all knowledge is uncertain, while dogmatism is the belief that all knowledge is certain.

Skepticism is the belief that all knowledge is certain, while dogmatism is the belief that all knowledge is uncertain.

Skepticism is the belief that some knowledge is uncertain, while dogmatism is the belief that some knowledge is certain.

Skepticism is the belief that some knowledge is certain, while dogmatism is the belief that all knowledge is uncertain.

Fallibilism is the belief that all knowledge is fallible, while infallibilism is the belief that some knowledge is infallible.

Fallibilism is the belief that some knowledge is infallible, while infallibilism is the belief that all knowledge is fallible.

Fallibilism is the belief that all knowledge is certain, while infallibilism is the belief that some knowledge is uncertain.

Fallibilism is the belief that some knowledge is uncertain, while infallibilism is the belief that all knowledge is certain.

Relativism is the belief that all knowledge is relative to the individual or culture, while absolutism is the belief that there is one objective truth that is true for everyone.

Relativism is the belief that there is one objective truth that is true for everyone, while absolutism is the belief that all knowledge is relative to the individual or culture.

Relativism is the belief that all knowledge is uncertain, while absolutism is the belief that all knowledge is certain.

Relativism is the belief that all knowledge is certain, while absolutism is the belief that all knowledge is uncertain.

Foundationalism is the belief that all knowledge is based on a foundation of self-evident truths, while coherentism is the belief that all knowledge is based on a web of beliefs that are mutually supportive.

Foundationalism is the belief that all knowledge is based on a web of beliefs that are mutually supportive, while coherentism is the belief that all knowledge is based on a foundation of self-evident truths.

Foundationalism is the belief that all knowledge is certain, while coherentism is the belief that all knowledge is uncertain.

Foundationalism is the belief that all knowledge is uncertain, while coherentism is the belief that all knowledge is certain.

Internalism is the belief that all knowledge is based on internal factors, such as reason and experience, while externalism is the belief that all knowledge is based on external factors, such as social and cultural factors.

Internalism is the belief that all knowledge is based on external factors, such as social and cultural factors, while externalism is the belief that all knowledge is based on internal factors, such as reason and experience.

Internalism is the belief that all knowledge is certain, while externalism is the belief that all knowledge is uncertain.

Externalism is the belief that all knowledge is uncertain, while internalism is the belief that all knowledge is certain.

Naturalism is the belief that all knowledge is based on natural causes, while supernaturalism is the belief that all knowledge is based on supernatural causes.

Naturalism is the belief that all knowledge is based on supernatural causes, while supernaturalism is the belief that all knowledge is based on natural causes.

Naturalism is the belief that all knowledge is certain, while supernaturalism is the belief that all knowledge is uncertain.

Supernaturalism is the belief that all knowledge is uncertain, while naturalism is the belief that all knowledge is certain.

Materialism is the belief that all reality is composed of matter, while idealism is the belief that all reality is composed of mind.

Materialism is the belief that all reality is composed of mind, while idealism is the belief that all reality is composed of matter.

Materialism is the belief that all knowledge is certain, while idealism is the belief that all knowledge is uncertain.

Idealism is the belief that all knowledge is uncertain, while materialism is the belief that all knowledge is certain.