Hypotheses are only the pieces of scaffolding which are erected round a building during the course of construction, and which are taken away as soon as the edifice is completed.

Look at a man the way he is and he only becomes worse, but look at him as if he were what he could be, then he becomes what he should be.

Energy will do anything that can be done in the world; and no talents, no circumstances, no opportunities will make a two-legged animal a man without it.

Of the truly creative no one is ever master; it must be left to go its own way.

There is nothing insignificant in the world. It all depends on how one looks at it.

Marriage is the beginning and pinnacle of civilization.

One errs as long as one strives.