"Instinct is intelligence incapable of self-consciousness."

"Of all the tyrants the world affords, our own affections are the fiercest lords."

"Colors answer feeling in man; shapes answer thought; and motion answers will."

"Man is a substance clad in shadows."

"Toil, feel, think, hope; you will be sure to dream enough before you die, without arranging for it."

"The worst education which teaches self-denial, is better than the best which teaches everything else, and not that."

"There is no lie that a man will not believe; and there is no man who does not believe many lies; and there is no man who believes only lies."

"Pain has its own noble joy, when it starts a strong consciousness of life, from a stagnant one."