I believe in standardizing automobiles, not human beings.

What really interests me is whether God had any choice in the creation of the World.

The thinking it took to get us into this mess is not the same thinking that is going to get us out of it.

The only rational way of educating is to be an example. If one can't help it, a warning example.

The only justifiable purpose of political institutions is to ensure the unhindered development of the individual.

It is little short of a miracle that modern methods of instruction have not already completely strangled the holy curiosity of inquiry.... I believe that one could even deprive a healthy beast of prey of its voraciousness if one could force it with a whip to eat continuously whether it were hungry or not.

The discovery of nuclear reactions need not bring about the destruction of mankind any more than the discovery of matches.