Challenging the meaning of life is the truest expression of the state of being human.

Who makes us ignorant? We ourselves. We put our hands over our eyes and weep that it is dark.

A great man is different from an eminent one in that he is ready to be the servant of the society.

People fall forward to success.

Though I love my country, I do not love my countrymen.

Are we happy that our grandchildren may never seen an elephant except in a picture book?

Family not only need to consist of merely those whom we share blood, but also for those whom we'd give blood.

Private passions tire and exhaust themselves, public ones never.

Of mankind we may say in general they are fickle, hypocritical, and greedy of gain.

The first time someone shows you who they are, believe them.

Build a man a fire, and he'll be warm for a day. Set a man on fire, and he'll be warm for the rest of his life.

People demand freedom of speech as a compensation for the freedom of thought which they seldom use.

A person's a person, no matter how small.

Every form of addiction is bad, no matter whether the narcotic be alcohol, morphine or idealism.

I like university professors, but you know, we shouldn't hold them up as the high-water mark of all human achievement. They're just a form of life, another form of life.

You climb to reach the summit, but once there, discover that all roads lead down.

People who know little are usually great talkers, while men who know much say little.

One can choose to go back toward safety or forward toward growth. Growth must be chosen again and again; fear must be overcome again and again.

The whole universe is contained within a single human being – you.

Everything that irritates us about others can lead us to an understanding of ourselves.

Our true nationality is mankind.