"The purpose of man's life is his own happiness."

"The man who is unwilling to accept responsibility for his own life has no right to demand that others take responsibility for him."

"A government that is big enough to give you everything you want is also big enough to take away everything you have."

"Contradictions do not exist. Whenever you think you are facing a contradiction, check your premises. You will find that one of them is wrong."

"I swear, by my life and my love of it, that I will never live for the sake of another man, nor ask another man to live for mine."