Genius is eternal patience.

The secret of success is constancy to purpose.

Results! Why, man, I have gotten a lot of results. I know several thousand things that won't work.

He who thinks little errs much

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

Coming together is the beginning. Keeping together is progress. Working together is success.

Anticipate the difficult by managing the easy

I have not failed. I've just found 10,000 ways that won't work.

He who will not economize will have to agonize.

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

Price is what you pay. Value is what you get.

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

Riches do not respond to wishes. They respond only to definite plans, backed by definite desires, through constant persistence.

It has been my observation that most people get ahead during the time that others waste

Vision without execution is just hallucination.

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.

It is easier for a tutor to command than to teach.

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

Tell the audience what you're going to say, say it; then tell them what you've said.

The best way to destroy an enemy is to make him a friend.

Our greatest glory is not in never failing, but in rising up every time we fail.