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

Science is the only savior.

As a scientist, I can not help feeling that all religions are on a tottering foundation. None is perfect or inspired.The idea that a good God would send people to a burning hell is utterly damnable to me. I don't want to have anything to do with such a God.

The time has come for honest men to denounce false teachers and attack false gods.

In the span of my own lifetime I observed such wondrous progress in plant evolution that I look forward optimistically to a healthy, happy world as soon as its children are taught the principles of simple and rational living.

Science is knowledge arranged and classified according to truth, facts, and the general laws of nature.

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