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.

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

The worst prison would be a closed heart.

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

Failing to prepare is preparing to fail.

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.

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

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

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

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

Man knows so much and does so little.

Nature never excuses lapses.

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

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

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

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

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

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

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