Less than fifteen per cent of the people do any original thinking on any subject. The greatest torture in the world for most people is to think.

Although I went to college as a youth, I never considered it necessary to steep oneself in academic learning, in order to learn how to think. I welcome a fair and square, open and above-board fight on any subject, including this, but I despise a man who sneaks around under a cloak or cover of any society or clique to strike his blows.

Heredity: the traits that a disobedient child gets from the other parent.

All my work has come about through a change in my earlier opinion of religion.

As a scientist, I cannot help feeling that all religions are on a tottering foundation . . . I am an infidel today. I do not believe what had been served to me to believe. I am a doubter, a questioner, a skeptic. When it can be proved to me that there is immortality, that there is resurrection beyond the gates of death, then will I believe. Until then, no.

Thinking is the greatest torture in the world for most people.

Flowers always make people better, happier, and more helpful; they are sunshine, food and medicine for the soul.