The greatest revolution of our generation is the discovery that human beings, by changing the inner attitudes of their minds, can change the outer aspects of their lives.

Values are related to our emotions, just as we practice physical hygiene to preserve our physical health, we need to observe emotional hygiene to preserve a healthy mind and attitudes.

A man has to learn that he cannot command things, but that he can command himself; that he cannot coerce the wills of others, but that he can mold and master his own will: and things serve him who serves Truth; people seek guidance of him who is master of himself.

I am not remotely interested in just being good.

Perpetual optimism is a force multiplier.

The optimist sees the rose and not its thorns; the pessimist stares at the thorns, oblivious of the rose.

Whenever you're in conflict with someone, there is one factor that can make the difference between damaging your relationship and deepening it. That factor is attitude.

He who is of a calm and happy nature will hardly feel the pressure of age, but to him who is of an opposite disposition, youth and age are equally a burden.

To change your mind and to follow him who sets you straight is to be nonetheless the free agent that you were before.

The world hates change, yet it is the only thing that has brought progress.

It is not the strongest of the species that survive, nor the most intelligent, but the one most responsive to change.

I shall work for the Republican party and call on all women to join me, precisely…for what that party has done and promises to do for women, nothing more, nothing less.

You can’t change how people treat you or what they say about you. All you can do is change how you react to it.

All fixed set patterns are incapable of adaptability or pliability. The truth is outside of all fixed patterns.

Yesterday I was clever, so I wanted to change the world. Today I am wise, so I am changing myself.

Anger, resentment and jealousy doesn’t change the heart of others—it only changes yours.

The ones who are crazy enough to think they can change the world are the ones that do.

The poets and philosophers before me discovered the unconscious; what I discovered was the scientific method by which the unconscious can be studied.

Man can learn nothing unless he proceeds from the known to the unknown.

Satire is a sort of glass, wherein beholders do generally discover everybody's face but their own.

Wonder is the mother of all science.

Leaders must understand that some people will inevitably sell out to the evil side. Don't waste your time wondering why; spend your time discovering who.