Human history is in essence a history of ideas.

I just invent, then wait until man comes around to needing what I've invented.

All sins are attempts to fill voids.

A question that sometimes drives me hazy: Am I, or the others, crazy?

No mortal can keep a secret. If the lips are silent, he chatters with his fingertips; betrayal oozes out of him at every pore.

Example is not the main thing in influencing others. It is the only thing.

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

The U.S. Census Bureau acknowledged this fact when it reported that those with a bachelor's degree earn on average $1 million more over their lifetime than those with only a high school diploma.

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

There is no marvel in a woman learning to speak, but there would be in teaching her to hold her tongue.

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.

Man is made or unmade by himself. By the right choice he ascends. As a being of power, intelligence, and love, and the lord of his own thoughts, he holds the key to every situation.

We need more light about each other. Light creates understanding, understanding creates love, love creates patience, and patience creates unity.

Everywhere man blames nature and fate yet his fate is mostly but the echo of his character and passion, his mistakes and his weaknesses.

A person is a person because he recognizes others as persons.

What sunshine is to flowers, smiles are to humanity. These are but trifles, to be sure; but scattered along life's pathway, the good they do is inconceivable.

Each man is questioned by life; and he can only answer to life by answering for his own life; to life he can only respond by being responsible.

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

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

As far as I knew white women were never lonely, except in books. White men adored them, Black men desired them and Black women worked for them.

Humanism and Divinity are as complementary to one another in the order of culture, as are Nature and Grace in the order of being.