Perseverance is failing 19 times and succeeding the 20th.

Out of suffering have emerged the strongest souls; the most massive characters are seared with scars.

I invented my life by taking for granted that everything I did not like would have an opposite, which I would like.

This is one small step for a man, one giant leap for mankind.

Great work requires great and persistent effort for a long time. … Character has to be established through a thousand stumbles.

Keep away from people who try to belittle your ambitions. Small people always do that, but the really great make you feel that you, too, can become great.

I have always found that mercy bears richer fruits than strict justice.

The starting point of all achievement is desire.

Scar tissue is stronger than regular tissue. Realize the strength, move on.

Don't let anyone tell you what you ought to like... Some wines that some experts think are absolutely exquisite don't appeal to me at all.

I long to accomplish a great and noble task; but it is my chief duty to accomplish small tasks as if they were great and noble

When every physical and mental resource is focused, one's power to solve a problem multiplies tremendously.

You get in life what you have the courage to ask for.

If you put off everything till you're sure of it, you'll never get anything done.

People who say it cannot be done should not interrupt those who are doing it.

I will take fate by the throat; it will never bend me completely to its will.

Do not look for approval except for the consciousness of doing your best.

The secret to creativity is knowing how to hide your sources.

A liar will not be believed even when he speaks the truth.

We all have possibilities we don't know about. We can do things we don't even dream we can do.

I confess that in 1901 I said to my brother Orville that man would not fly for fifty years.