Learn from yesterday, live for today, hope for tomorrow.

Our greatest glory is not in never falling but in rising every time we fall.

You can wish for things in the future to be different, but in this moment you have to accept things as they are.

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

Out of your vulnerabilities will come your strength.

I don't care what people think or say about me, I know who I am.

We are what we repeatedly do. Excellence, then, is not an act, but a habit.

We could all take a lesson from crayons: some are sharp, some are beautiful, some have weird names, and all are different colors, but they still learn to live in the same box...

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

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

Look up at the stars and not down at your feet. Try to make sense of what you see, and wonder about what makes the universe exist. Be curious.

You'll never do a whole lot unless you're brave enough to try.

The man with no imagination has no wings.

Dare to be free, dare to go as far as your thought leads, and dare to carry that out in your life.

I can be changed by what happens to me. But I refuse to be reduced by it.

I don't think necessity is the mother of invention. Invention ... arises directly from idleness, possibly also from laziness. To save oneself trouble.

I seldom end up where I wanted to go, but almost always end up where I need to be.

To myself I am only a child playing on the beach, while vast oceans of truth lie undiscovered before me.

Good thoughts bear good fruit, bad thoughts bear bad fruit.

When they say the sky's the limit to me that's really true

Start by doing what is necessary, then what is possible, and suddenly you are doing the impossible.