If we do not lay out ourselves in the service of mankind whom should we serve?

Honesty is the first chapter in the book of wisdom.

Experience keeps a dear school, but fools will learn in no other.

The pendulum of the mind oscillates between sense and nonsense, not between right and wrong.

Stubborn and ardent clinging to one's opinion is the best proof of stupidity.

Good means not merely not to do wrong, but rather not to desire to do wrong.

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

Energy may be likened to the bending of a crossbow; decision,to the releasing of a trigger.

Challenges are gifts that force us to search for a new center of gravity. Don't fight them. Just find a new way to stand.

There are four ways, and only four ways, in which we have contact with the world. We are evaluated and classified by these four contacts: what we do, how we look, what we say, and how we say it.

Colorless green ideas sleep furiously

Generosity is giving more than you can, and pride is taking less than you need.

Only from the heart can you touch the sky.

You don't want to lose your old friend - the misery - You have invested too much into false - Hence the fear to be exposed -to be true - to be naked as you are.

Common sense is in spite of, not as the result of education.

It is hard to fight desire; but to control it is the sign of a reasonable man.

Between stimulus and response there is a space. In that space is our power to choose our response. In our response lies our growth and our freedom.

Wisdom... comes not from age, but from education and learning.

Resist much. Obey little.

Love make us poets, and the approach of death should make us philosophers.

Your reputation is in the hands of others. That's what the reputation is. You can't control that. The only thing you can control is your character.