Man knows so much and does so little.

Any man can make mistakes, but only an idiot persists in his error.

Failure is an event not a person

The worst prison would be a closed heart.

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

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

Failing to prepare is preparing to fail.

At fifteen life had taught me undeniably that surrender, in its place, was as honorable as resistance, especially if one had no choice.

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

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

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

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

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

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.

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

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

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

Failure cannot cope with persistence.

Dwelling on negative thoughts is like fertilizing weeds.

Dream is not that you see in the sleep; dream is that does not allow you to sleep.