There is only one corner of the universe you can be certain of improving, and that's your own self.
To myself I am only a child playing on the beach, while vast oceans of truth lie undiscovered before me.
When I'm good, I'm very good, but when I'm bad, I'm better.
You'll never get ahead of anyone as long as you try to get even with him.
Wealth is not about having a lot of money; it's about having a lot of options.
Self-confidence is the first requisite to great undertakings.
People often say that motivation doesn't last. Well, neither does bathing - that's why we recommend it daily.
Anyone who stops learning is old, whether at twenty or eighty. Anyone who keeps learning stays young.
Pizza makes me think that anything is possible.
Find out who you are. And do it on purpose.
I am the captain of my soul.
Live as if you were to die tomorrow. Learn as if you were to live forever.
Nothing great was ever achieved without enthusiasm.
The way I see it, if you want the rainbow, you gotta put up with the rain.
The real man smiles in trouble, gathers strength from distress, and grows brave by reflection.
I have a dream that one day little black boys and girls will be holding hands with little white boys and girls.
Only those are fit to live who do not fear to die; and none are fit to die who have shrunk from the joy of life and the duty of life. Both life and death are parts of the same Great Adventure.
Do not be afraid. Do not be satisfied with mediocrity. Put out into the deep and let down your nets for a catch.
This is one small step for a man, one giant leap for mankind.
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.
Courage is the most important of all the virtues, because without courage you can't practice any other virtue consistently. You can practice any virtue erratically, but nothing consistently without courage.