John Locke — "The business of men is to be happy; but in this world, I think it is enough if w…"

"The only fences against the world are a thorough knowledge of it, into which a man should be entered by degrees as he can bear it; and a perfect ignorance of it, which is a state of innocence."

"The end of government is the good of mankind."

"All men are naturally in a state of perfect freedom to order their actions, and dispose of their possessions and persons, as they think fit, within the bounds of the law of nature, without asking leav…"

"The great business of the senses is to take in the ideas of external objects."

"The mind, by being open to conviction, and ready to embrace truth for its own sake, has a free use of its faculties, and a fair opportunity of attaining to a great perfection."