If you think your teacher is tough, wait until you get a boss. He doesn't have tenure.

You never achieve success unless you like what you are doing.

When you play, play hard; when you work, don't play at all.

Your most unhappy customers are your greatest source of learning.

Whosoever desires constant success must change his conduct with the times.

A creative man is motivated by the desire to achieve, not by the desire to beat others.

You may have to fight a battle more than once to win it.

It is hard to fail, but it is worse never to have tried to succeed.

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

Work and worship are necessary to take away the veil, to lift off the bondage and illusion.

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

There is little success where there is little laughter.

Success is neither magical nor mysterious. Success is the natural consequence of consistently applying the basic fundamentals.

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

Chop your own wood and it will warm you twice

I am easily satisfied with the very best.

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

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.

Apply yourself both now and in the next life. Without effort, you cannot be prosperous. Though the land be good, You cannot have an abundant crop without cultivation.

Never make excuses. Your friends don't need them and your foes won't believe them.

There is nothing more difficult to carry out, nor more doubtful of success, nor more dangerous to handle, that to institute a new order of things