We are all in the gutter, but some of us are looking at the stars.

A sudden dart when a little over a hundred feet from the end of the track, or a little over 120 feet from the point at which it rose into the air, ended the flight.

Do not go where the path may lead, go instead where there is no path and leave a trail.

Weakness of attitude becomes weakness of character.

You can't learn in school what the world is going to do next year.

Do not let it be your aim to be something, but to be someone.

The fact that the great scientist believed in flying machines was the one thing that encouraged us to begin our studies.

When I'm good, I'm very good, but when I'm bad, I'm better.

Though the road's been rocky it sure feels good to me.

You see things; you say, 'Why?' But I dream things that never were; and I say 'Why not?

Imagination is everything. It is the preview of life's coming attractions.

If you don't know, the thing to do is not to get scared, but to learn.

The superior man thinks only of virtue; the common man thinks only of comfort.

The great art of life is sensation, to feel that we exist, even in pain.

March on. Do not tarry. To go forward is to move toward perfection. March on, and fear not the thorns, or the sharp stones on life's path.

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

If you paint in your mind a picture of bright and happy expectations, you put yourself into a condition conducive to your goal.

Plan your work - work your plan. Lack of system produces that 'I'm swamped' feeling.

Make the most of yourself....for that is all there is of you.

Waiting hurts. Forgetting hurts. But not knowing which decision to take is the worst of suffering

You have to make the rules, not follow them.