Personally, I enjoy working about 18 hours a day. Besides the short catnaps I take each day, I average about four to five hours of sleep per night.

You gain strength, courage and confidence by every experience in which you really stop to look fear in the face.... You must do the thing you think you cannot do.

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

To those whom much is given, much is expected.

Success is liking yourself, liking what you do, and liking how you do it.

The leader of genius must have the ability to make different opponents appear as if they belonged to one category.

He who thinks little errs much

Effective communication is 20% what you know and 80% how you feel about what you know.

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

Don't mistake activity with achievement.

Be interesting, be enthusiastic... and don't talk too much.

Great companies are built on great products.

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.

I don't like that man. I must get to know him better.

Anticipate the difficult by managing the easy

For the bureaucrat, the world is a mere object to be manipulated by him.

Old Professors never die, they just lose their faculties.

The destination of the seeker… depends on the road he takes.

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.

It is better to serve like steel than rust and wither away like iron.

If you're bored with life, if you don't get up every morning with a burning desire to do things, you don't have enough goals.