What we call evil, it seems to me, is simply ignorance bumping its head in the dark.

Two classes of people lose money; those who are too weak to guard what they have; those who win money by trick. They both lose in the end.

We have never considered any costs as fixed. Therefore we first reduce the price to a point where we believe more sales will result. Then we go ahead and try to make the price. We do not bother about the costs. The new price forces the cost down.

If people understood how the economic system works, there'd be a revolution in a minute.

Almost all enduring success comes to people after they are forty. For seldom does mature judgment arrive before then.

Thinking is the hardest work there is, which is probably the reason why so few engage in it.

To teach that a comparatively few men are responsible for the greatest forward steps of mankind is the worst sort of nonsense.