Humans are not proud of their ancestors, and rarely invite them round to dinner.

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

A narrow mind and a fat head invariably come on the same person.

Anyone who says he can see through women is missing a lot.

Human nature is not totally fixed, but on any realistic scale, evolutionary processes are much too slow to affect it.

All sins are attempts to fill voids.

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

The capacity to suffer varies more than anything that I have observed in human nature.

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

Our species needs, and deserves, a citizenry with minds wide awake and a basic understanding of how the world works.

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.

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

It's funny how humans can wrap their mind around things and fit them into their version of reality.

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

The people who turn out best are those people who make the best out of the way things turn out.

The great gift of human beings is that we have the power of empathy, we can all sense a mysterious connection to each other.

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

It was to carry the American democratic journey beyond these failings that Black citizens and civil rights workers risked unemployment, violence and death.

Every man takes the limits of his own field of vision for the limits of the world.

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

Stupid men are often capable of things the clever would not dare to contemplate...