Without a humble but reasonable confidence in your own powers you cannot be successful or happy.

Success is neither magical nor mysterious. Success is the natural consequence of consistently applying the basic fundamentals.

Without a sense of urgency, desire loses its value.

If you aim at nothing, you will hit it every time.

Inspiration exists, but it has to find you working.

For it is commonly said: accomplished labours are pleasant.

The way to screw up somebody's life is to give them what they want.

Your most unhappy customers are your greatest source of learning.

If you can't make it good, at least make it look good.

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

If you are not willing to risk the unusual, you will have to settle for the ordinary.

All achievement, all earned riches, have their beginning in an idea.

If you're trying to create a company, it's like baking a cake. You have to have all the ingredients in the right proportion.

Success means we go to sleep at night knowing that our talents and ablities were used in a way that served others.

By failing to prepare, you are preparing to fail.

Real success can only come if there is a change in our societies and in our economics and in our politics.

What one has to do usually can be done.

Success comes to those who become success conscious. Failure comes to those who indifferently allow themselves to become failure conscious.

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

Discipline is the bridge between goals and accomplishment.

The term 'serious actor' is kind of an oxymoron, isn't it? [Like] 'Republican party' [or] 'airplane food'.