If I have ever made any valuable discoveries, it has been due more to patient attention, than to any other talent.

But Marge, what if we chose the wrong religion? Each week we just make God madder and madder.

I have far more respect for the person with a single idea who gets there than for the person with a thousand ideas who does nothing

The superior man understands what is right; the inferior man understands what will sell.

I will prepare and some day my chance will come.

The difference between a successful person and others is not a lack of strength, not a lack of knowledge, but rather a lack in will.

One must be sane to think clearly, but one can think deeply and be quite insane.

Our greatest glory is not in never failing, but in rising up every time we fail.

You've got to be very careful if you don't know where you're going, because you might not get there.

If you are five minutes early, you are already ten minutes late.

There is but one dependable method of accumulating and legally holding riches, and that is by rendering useful service.

Work does not kill a man, it is worry, irregularity and uncertainty that kill.

I'm a slow walker, but I never walk back.

If you think your teacher is tough, wait until you get a boss. He doesn't have tenure.

It is easier for a tutor to command than to teach.

No man needs sympathy because he has to work, because he has a burden to carry. Far and away the best prize that life offers is the chance to work hard at work worth doing.

There are many ways of going forward, but only one way of standing still.

Leadership and learning are indispensable to each other.

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

It's a terrible thing to look over your shoulder when you are trying to lead - and find no one there

Success in life depends on action, that is, on what you do, and not what you Feel or think, and the price of success is hard work.