"The greatest good is to live according to the dictates of right reason."

"The soul is not in the body as a pilot in his ship, but intimately joined and intermingled with it."

"I suppose therefore that all I see is false. I believe that none of what my deceptive memory represents to me ever existed."

"The greatest minds are capable of the greatest vices as well as of the greatest virtues."

"The perception of the understanding is sometimes obscure and confused, while that of the will is always clear and distinct."