I can never stand still. I must explore and experiment. I am never satisfied with my work. I resent the limitations of my own imagination.

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

However many holy words you read, however many you speak, what good will they do you if you do not act on upon them?

The past cannot be changed. The future is yet in your power.

Drink moderately, for drunkenness neither keeps a secret nor observes a promise.

When you arise in the morning think of what a privilege it is to be alive, to think, to enjoy, to love ...

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

Once you have tasted flight, you will forever walk the earth with your eyes turned skyward, for there you have been, and there you will always long to return.

Argue not concerning God,re-examine all that you have been told at church or school or in any book, dismiss whatever insults your soul

You shape your own destiny.

One man with courage is a majority.

I'd rather be an optimist and a fool than a pessimist and right.

A hero is no braver than an ordinary man, but he is brave five minutes longer.

Any book that helps a child to form a habit of reading, to make reading one of his deep and continuing needs, is good for him.

I am the captain of my soul.

It marks a big step in your development when you come to realize that other people can help you do a better job than you could do alone.

No great discovery was ever made without a bold guess.

Don't just read the easy stuff. You may be entertained by it, but you will never grow from it.

Ideas come from everything

Know thyself.

To give pleasure to a single heart by a single act is better than a thousand heads bowing in prayer.