The first human who hurled an insult instead of a stone was the founder of civilization.

If you want to know what a man's like, take a good look at how he treats his inferiors, not his equals.

The greatest attitude of all is gratitude.

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

Treat people as if they were what they ought to be, and you help them to become what they are capable of being.

Human history becomes more and more a race between education and catastrophe.

A man's feet should be planted in his country, but his eyes should survey the world.

If you talk to a man in a language he understands, that goes to his head. If you talk to him in his language, that goes to his heart.

After your death you will be what you were before your birth.

Great minds discuss ideas. Average minds discuss events. Small minds discuss people.

Take away paradox from the thinker and you have a professor.

Ever more people today have the means to live, but no meaning to live for.

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

I can calculate the motion of heavenly bodies but not the madness of people.

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

The highest forms of understanding we can achieve are laughter and human compassion.

He that wrestles with us strengthens our nerves and sharpens our skill. Our antagonist is our helper.

A people and their religion must be judged by social standards based on social ethics. No other standard would have any meaning if religion is held to be necessary good for the well-being of the people.

Americans of our own time - minority and majority Americans alike - need the continued guidance that the Voting Rights Act provides. We have come a long way, but more needs to be done.

All of humanity's problems stem from man's inability to sit quietly in a room alone.

Cultivation of mind should be the ultimate aim of human existence.