Romanticism, a 19th-century movement, placed great importance on the emotional and expressive power of music, viewing it as a means to communicate deep feelings and subjective experiences.

Pythagoras believed that the mathematical ratios found in musical intervals, such as the octave and the perfect fifth, corresponded to the harmonious proportions found in the universe.

Plato, in his dialogue 'The Republic', proposed that music has a profound impact on the soul, and that certain types of music can promote virtue and moral excellence.

Frisson, also known as 'musical chills', is a physiological response to music that involves a tingling sensation down the spine and a feeling of intense emotion.

Bach, a German composer of the Baroque period, was known for his intricate counterpoint and fugal compositions, which often demonstrated mathematical precision and symmetry.

Program music is a type of composition that aims to evoke a specific story, scene, or idea through musical means, often using descriptive titles or programmatic elements.

Rousseau, in his writings on music, proposed that music has the ability to communicate emotions and ideas across cultures, regardless of language or background.

A film score is music specifically composed for a film, designed to enhance the emotional impact and atmosphere of the visual narrative.

Schoenberg, an Austrian composer of the early 20th century, was a pioneer of atonality, a compositional technique that abandons traditional tonal centers and harmonies.

Reverie, in music, refers to a piece or passage that evokes a dreamy, contemplative, or nostalgic mood, often characterized by slow tempos and gentle melodies.

Schopenhauer, a German philosopher of the 19th century, believed that music could provide a direct glimpse into the essence of the world, bypassing the limitations of rational thought.

Sacred music encompasses a wide range of musical genres and styles used for religious purposes, often associated with specific rituals, ceremonies, or traditions.

Glass, an American composer of the late 20th century, is a prominent figure in the minimalist movement, known for his hypnotic and meditative compositions.

Crescendo, in music, refers to a gradual increase in volume or intensity, often used to build tension or create a dramatic effect.

Confucius, a Chinese philosopher of the 6th century BCE, believed that music could play a crucial role in maintaining social order and promoting ethical behavior.