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.

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

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

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

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

Failure cannot cope with persistence.

Failure is not a single, cataclysmic event. You don't fail overnight. Instead, failure is a few errors in judgement, repeated every day.

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

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

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

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

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

The worst prison would be a closed heart.

Failure is the foundation of success, and the means by which it is achieved.

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

One of the most common causes of failure is the habit of quitting when one is overtaken by temporary defeat.

Dwelling on negative thoughts is like fertilizing weeds.

Nature never excuses lapses.

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