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

There is one weakness in people for which there is no remedy. It is the universal weakness of lack of ambition.

Success is never final. Failure is never fatal. It s courage that counts.

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.

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

Let others lead small lives, but not you. Let others argue over small things, but not you. Let others cry over small hurts, but not you. Let others leave their future in someone else's hands, but not you.

Hell, there are no rules here - we're trying to accomplish something.

When asked, 'How do you write?' I invariably answer, 'one word at a time.'

Advertising is legalized lying.

Get around people who have something of value to share with you. Their impact will continue to have a significant effect on your life long they have departed.

One can have no smaller or greater mastery than mastery of oneself.

Rich people have small TVs and big libraries, and poor people have small libraries and big TVs.

Most people spend more time and energy going around problems than in trying to solve them.

All my life I've had one dream, to achieve my many goals.

When things go wrong don't go with them

If you treat people right they will treat you right - ninety percent of the time.

The secret of success in life is for a man to be ready for his opportunity when it comes.

Good things happen to those who hustle.

I believe that anyone can conquer fear by doing the things he fears to do, provided he keeps doing them until he gets a record of successful experiences behind him.

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

Try not to become a man of success but rather to become a man of value.