I am an infidel. I know what an infidel is, and that's what I am.

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

We must return to nature and nature's god.

The secret of improved plant breeding, apart from scientific knowledge, is love.

Religion grows with the intelligence of man, but all religions of the past and probably all of the future will sooner or later become petrified forms instead of living helps to mankind. Until that time comes, however, if religion of any name or nature makes man more happy, comfortable, and able to live peaceably with his brothers, it is good.

Obsolete misleading theologies bear the same relation to the essence of true religion that scarlet fever, mumps, and measles do to education.

A theory of personal resurrection or reincarnation of the individual is untenable when we but pause to consider the magnitude of the idea. On the contrary, I must believe that rather than the survival of all, we must look for survival only in the spirit of the good we have done in passing through.Once obsolete, an automobile is thrown to the scrap heap. Once here and gone, the human life has likewise served its purpose. If it has been a good life, it has been sufficient. There is no need for another.