Good thoughts bear good fruit, bad thoughts bear bad fruit.
The only way of finding the limits of the possible is by going beyond them into the impossible.
I'm sorry I wrote you such a long letter; I didn't have time to write a short one.
No one is free who has not obtained the empire of himself. No man is free who cannot command himself.
You can't build a reputation on what you are going to do.
Drink moderately, for drunkenness neither keeps a secret nor observes a promise.
Do you want to know who you are? Don't ask. Act! Action will delineate and define you.
One man with courage is a majority.
You say I started out with practically nothing, but that isn't correct. We all start with all there is, it's how we use it that makes things possible.
Do not look for approval except for the consciousness of doing your best.
I do not want to die rusting, I prefer to burn out.
The secret of genius is to carry the spirit of the child into old age, which means never losing your enthusiasm.
They alone live, who live for others.
Every problem is a gift - without problems we would not grow.
Do not go where the path may lead, go instead where there is no path and leave a trail.
The present is theirs; the future, for which I really worked, is mine.
Our greatest glory is not in never falling but in rising every time we fall.
Diligence is the mother of good fortune. And idleness, its opposite, never brought a man to the goal of any of his best wishes.
What lies behind us and what lies before us are tiny matters compared to what lies within us.
Repetition of the same thought or physical action develops into a habit which, repeated frequently enough, becomes an automatic reflex.
Surround yourself only with people who are going to take you higher.