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

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

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

Nature never excuses lapses.

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

The worst prison would be a closed heart.

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

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

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

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

Man knows so much and does so little.

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

Dwelling on negative thoughts is like fertilizing weeds.

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

Failure cannot cope with persistence.

Discontent, blaming, complaining, self-pity cannot serve as a foundation for a good future, no matter how much effort you make.

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

Failing to prepare is preparing to fail.

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

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

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