Our fatigue is often caused not by work, but by worry, frustration and resentment

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?

The major reason for setting a goal is for what it makes of you to accomplish it. What it makes of you will always be the far greater value than what you get.

We struggle with the complexities and avoid the simplicities.

A person who never made a mistake never tried anything new.

One of the greatest discoveries a person makes, one of their great surprises, is to find they can do what they were afraid they couldn't do.

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

You can't just ask customers what they want and then try to give that to them. By the time you get it built, they'll want something new.

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

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

Any fact facing us is not as important as our attitude toward it, for that determines our success or failure

I've always found the second book in a series is the hardest to write.

There is little success where there is little laughter.

The day science begins to study non-physical phenomena, it will make more progress in one decade than in all the previous centuries of its existence.

It’s not about what it is, it’s about what it can become.

When you know what you want, and want it bad enough, you will find a way to get it.

Please all, and you will please none.

Vision without execution is just hallucination.

By failing to prepare, you are preparing to fail.

The world does not pay men for that which they 'know'. It pays them for what they do, or induce others to do.

Art calls for complete mastery of techniques, developed by reflection within the soul.