Adversity in the things of this world opens the door for spiritual salvation.

I do not believe that civilizations have to die because civilization is not an organism. It is a product of wills.

The twentieth century will be chiefly remembered by future generations not as an era of political conflicts or technical inventions, but as an age in which human society dared to think of the welfare of the whole human race as a practical objective.

The supreme accomplishment is to blur the line between work and play.

Religion holds the solution to all problems of human relationship, whether they are between parents and children or nation and nation. Sooner or later, man has always had to decide whether he worships his own power or the power of God.

We have been God-like in our planned breeding of our domesticated plants and animals, but we have been rabbit-like in our unplanned breeding of ourselves.

History not used is nothing, for all intellectual life is action, like practical life, and if you don't use the stuff - well, it might as well be dead.