The Rigveda, one of the four Vedas, contains hymns and verses that reflect an early understanding of the interconnectedness of nature and the importance of preserving the environment.

Vasudhaiva Kutumbakam, meaning 'the world is one family', is a Sanskrit phrase that encapsulates the idea of the unity and interconnectedness of all living beings.

Ahimsa, meaning 'non-violence', is a fundamental principle in Jainism that extends compassion and respect to all living beings.

Pratītyasamutpāda, meaning 'dependent origination', is a Buddhist concept that explains the interconnectedness of all things and the impermanence of all phenomena.

The Brihadaranyaka Upanishad contains the famous statement 'Aham Brahmasmi', which means 'I am Brahman', emphasizing the unity of the individual soul with the universal soul.

Aparigraha, meaning 'non-possessiveness' or 'non-attachment', is a concept in Indian philosophy that emphasizes the importance of moderation and non-excess in all aspects of life.

The Mahabharata contains the story of King Shibi, who sacrificed his own flesh to save a dove from a hawk, exemplifying the principle of ahimsa (non-violence).

Satya, meaning 'truthfulness' or 'honesty', is a concept in Indian philosophy that emphasizes the importance of truthfulness and honesty in speech and action.

The Katha Upanishad contains the story of Nachiketa, who sought knowledge about death and the afterlife from Yama, the god of death.

Brahmacharya, meaning 'self-control' or 'moderation', is a concept in Indian philosophy that emphasizes the importance of self-control and moderation in all aspects of life.

The Mahabharata contains the story of King Harishchandra, who was tested by the gods for his truthfulness and integrity.

Asteya, meaning 'non-stealing' or 'respect for the property of others', is a concept in Indian philosophy that emphasizes the importance of non-stealing and respect for the property of others.

The Ramayana contains the story of King Dilipa, who was blessed with a son after performing a rigorous penance to please the gods.

Saucha, meaning 'cleanliness' or 'purity', is a concept in Indian philosophy that emphasizes the importance of cleanliness and purity in both physical and spiritual aspects of life.

The Mahabharata contains the story of King Yayati, who exchanged his old age for the youth of his son Puru.