A great secret of success is to go through life as a man who never gets used up.

He who will not economize will have to agonize.

To those whom much is given, much is expected.

Without a sense of urgency, desire loses its value.

Only put off until tomorrow what you are willing to die having left undone

Dad, you've done a lot of great things, but you're a very old man, and old people are useless.

In the business world, the rearview mirror is always clearer than the windshield.

If everyone is moving forward together, then success takes care of itself.

Many are stubborn in pursuit of the path they have chosen, few in pursuit of the goal.

The secret of success is constancy to purpose.

The painter has the Universe in his mind and hands.

From each according to his abilities, to each according to his needs.

Apple's market share is bigger than BMW's or Mercedes's or Porsche's in the automotive market. What's wrong with being BMW or Mercedes?

If you think of yourselves as helpless and ineffectual, it is certain that you will create a despotic government to be your master. The wise despot, therefore, maintains among his subjects a popular sense that they are helpless and ineffectual.

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

I don't believe people die from hard work. They die from stress and worry and fear -- the negative emotions. Those are the killers, not hard work. The fact is, in our society today, most people don't understand what hard work is all about.

I will prepare and some day my chance will come.

Percentages are why I am rich.

Talent is cheaper than table salt. What separates the talented individual from the successful one is a lot of hard work.

Vision without execution is just hallucination.

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