The future belongs to science and those who make friends with science.

It is far better to know our own weaknesses and failures than to point out those of others.

Act with courage and dignity; stick to the ideals that give meaning to life.

History is the record of human progress, a record of the struggle of the advancement of the human mind, of the human spirit, towards some known or unknown objective.

The forces in a capitalist society, if left unchecked, tend to make the rich richer and the poor poorer.

The light has gone out of our lives... Yet I am wrong, for the light that shone in this country was no ordinary light... and a thousand years later that light will still be seen in this country and the world will see it... For that light represented the living truth.

Action to be effective must be directed to clearly conceived ends.