You will soon break the bow if you keep it always stretched.

But man is not made for defeat,'he said. 'A man can be destroyed but not defeated.

Man knows so much and does so little.

The errors of great men are venerable because they are more fruitful than the truths of little men.

Failure is unimportant. It takes courage to make a fool of yourself.

If something's important enough, you should try. Even if you - the probable outcome is failure.

The wise say that our failure is to form habits: for habit is the mark of a stereotyped world.

A person should not be too honest. Straight trees are cut first and honest people are screwed first.

Great services are not canceled by one act or by one single error.

Failure is simply an opportunity to begin again, this time more intelligently.

Many of life's failures are people who did not realize how close they were to success when they gave up.

Pollution is nothing but the resources we are not harvesting. We allow them to disperse because we've been ignorant of their value.

The worst prison would be a closed heart.

As soon as the fear approaches near, attack and destroy it.

To stumble twice against the same stone is a proverbial disgrace.

Do not be afraid of mistakes, providing you do not make the same one twice.

Failure cannot cope with persistence.

The fire that warms us can also consume us; it is not the fault of the fire.

Failing to prepare is preparing to fail.

You have committed a double mistake, firstly by not keeping the engagement yesterday and secondly, by coming when you were not expected.

The chief cause of failure and unhappiness is trading what you want most for what you want right now