The mill wheel turns, it turns forever, though what is uppermost remains not so.

Though the rich of this earth find no difficulty in creating misery, they can't bear to see it.

Go make yourself a plan And be a shining light. Then make yourself a second plan, For neither will come right.

For time flows on, and if it did not, it would be a bad prospect for those who do not sit at golden tables. Methods become exhausted; stimuli no longer work. New problems appear and demand new methods. Reality changes; in order to represent it, modes of representation must also change. Nothing comes from nothing; the new comes from the old, but that is why it is new.

I don't like where I'm going and I don't like where I've been. Why am I in a hurry?

Today every invention is received with a cry of triumph which soon turns into a cry of fear.

Everyone chases after happiness, not noticing that happiness is right at their heels.