If it was woman who put man out of Paradise, it is still woman, and woman only, who can lead him back.

Our desires always disappoint us; for though we meet with something that gives us satisfaction, yet it never thoroughly answers our expectation.

Man, like Deity, creates in his own image.

I have no perfect panacea for human ills. And even if I had I would not attempt to present a system of philosophy between the soup and fish.

It is easy to get everything you want, provided you first learn to do without the things you cannot get.

In the Life of Darwin by his son, there is related an incident of how the great naturalist once studied long as to just what a certain spore was. Finally he said, "It is this, for if it isn't, then what is it?" And all during his life he was never able to forget that he had been guilty of this unscientific attitude, for science is founded on certitude, not assumption.

Success consists in the climb.