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

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

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

The worst prison would be a closed heart.

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

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

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

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

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

Dwelling on negative thoughts is like fertilizing weeds.

Man knows so much and does so little.

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

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

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

Nature never excuses lapses.

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

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

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

Failing to prepare is preparing to fail.

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

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