Isaac Newton on truth and lies

If I have seen further, it is by standing on the shoulders of giants.

A man may imagine things that are false, but he can only understand things that are true, for if the things be false, the apprehension of them is not understanding.

If I am anything, which I highly doubt, I have made myself so by hard work.

Beauty is truth, truth beauty. That is all ye know on Earth, and all ye need to know.

John Keats1795–1821Ode on a Grecian Urn, Stanza 5. The final lines of this poem have been rendered in various ways in different editions, some placing the entire last two lines within quotation marks, others only the statement “Beauty is truth, truth beauty,” …In context

• Beauty

This above all: to thine own self be true, and it must follow, as the night the day, thou canst not then be false to any man.

William Shakespeare1564–1616Hamlet (1600–1), Act I, scene iii.In context

A lie gets halfway around the world before the truth has a chance to get its pants on.

Winston Churchill1874–1965