I ... must continue to strive for more knowledge and more power, though the new knowledge always contradicts the old and the new power is the destruction of the fools who misuse it.
To pardon those absurdities in ourselves which we cannot suffer in others is neither better nor worse than to be more willing to be fools ourselves than to have others so.
Search then the ruling passion; there alone, The wild are constant, and the cunning known; The fool consistent, and the false sincere; Priests, princes, women, no dissemblers here.