Honesty is better than any policy.
Imagination is a powerful agent for creating, as it were, a second nature out of the material supplied to it by actual nature.
One who makes himself a worm cannot complain afterwards if people step on him.
Thinking in pictures precedes thinking in words.
Philosophy stands in need of a science which shall determine the possibility, principles, and extent of human knowledge à priori.
Three things tell a man: his eyes, his friends and his favorite quotes