To be sincere means to be the same person when one is with oneself; that is to say, alone - but that is all it means.

That which has been believed by everyone, always and everywhere, has every chance of being false.

Photography invites one to give up any attempt to delineate such things as can delineate themselves.

The great virtues of the German people have created more evils than idleness ever did vices

Whatever we succeed in doing is a transformation of something we have failed to do. Thus, when we fail, it is only because we have given up.

To write regular verses destroys an infinite number of fine possibilities, but at the same time it suggests a multitude of distant and totally unexpected thoughts.

Science is feasible when the variables are few and can be enumerated; when their combinations are distinct and clear. We are tending toward the condition of science and aspiring to do it. The artist works out his own formulas; the interest of science lies in the art of making science.