Sincerity is not a test of truth. We must not make this mistake: He must be right; he's so sincere. Because, it is possible to be sincerely wrong. We can only judge truth by truth and sincerity by sincerity.

Ignorance is not bliss. Ignorance is poverty. Ignorance is devastation. Ignorance is tragedy. And ignorance is illness. It all stems from ignorance.

All values must be won by contest, and after they have been won, they must be defended.

One of the first things successful people realize is the old adage, “If it is to be, it is up to me.” That is, for you, the fact that your success and your course is up to you. This doesn’t mean that you do it all alone. It simply means that you take responsibility for your life and your career.

To have an incredible increase in self esteem, all you have to do is start doing some little something. You don't have to do spectacularly dramatic things for self esteem to start going off the scale. Just make a commitment to any easy discipline. Then another one and another one.

Civilization is the intelligent management of human emotions.

Since I will be no one's slave, I will be no one's master.