1) In Hindu mythology, the Bhagavad Gita is a sacred text that contains a conversation between Prince Arjuna and the god Krishna, who serves as his charioteer. It delves into philosophical and moral dilemmas and provides guidance on duty, righteousness, and the path to spiritual enlightenment.

2) The comedy group Monty Python, known for their surreal and irreverent humor, has had a significant influence on comedy and entertainment.

3) The highest-grossing film of all time is "Avengers: Endgame," which has earned over $2.79 billion at the global box office.

4) A single bolt of lightning can heat the surrounding air to temperatures five times hotter than the surface of the sun.