We must return to nature and nature's god.
Heredity is nothing but stored environment.
The secret of improved plant breeding, apart from scientific knowledge, is love.
The scientist is a lover of truth for the very love of truth itself, wherever it may lead.
If you violate Nature's laws you are your own prosecuting attorney, judge, jury, and hangman.
For those who do not think, it is best at least to rearrange their prejudices once in a while.
Science is knowledge arranged and classified according to truth, facts, and the general laws of nature.
Flowers always make people better, happier, and more helpful; they are sunshine, food and medicine for the soul.
If we had paid no more attention to our plants than we have to our children, we would now be living in a jungle of weed.
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.