Alone we can do so little; together we can do so much.

I love those who can smile in trouble...

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.

No leader can be too far ahead of his followers.

The biggest adventure you can ever take is to live the life of your dreams.

If you don't like something, change it. If you can't change it, change your attitude. Don't complain.

Some people regard discipline as a chore. For me, it is a kind of order that sets me free to fly.

The unexamined life is not worth living.

Never look back unless you are planning to go that way.

The world is the great gymnasium where we come to make ourselves strong.

If you want a thing done well, do it yourself.

Become a possibilitarian. No matter how dark things seem to be or actually are, raise your sights and see possibilities -- always see them, for they're always there.

You got to get it while you can.

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

Life is entrusted to man as a treasure which must not be squandered, as a talent which must be used well.

Laziness is nothing more than the habit of resting before you get tired.

If I find 10,000 ways something won't work, I haven't failed. I am not discouraged, because every wrong attempt discarded is another step forward.

Lack of direction, not lack of time, is the problem. We all have twenty-four hour days.

Ability is what you're capable of doing. Motivation determines what you do. Attitude determines how well you do it.

Cultivate your curves - they may be dangerous but they won't be avoided.

Be the change that you wish to see in the world.