Question with boldness even the existence of God; because, if there be one, he must more approve of the homage of reason than that of blindfolded fear.
Never trust the advice of a man in difficulties.
You need a little bit of insanity to do great things.
The fact that the great scientist believed in flying machines was the one thing that encouraged us to begin our studies.
Wanting to be someone else is a waste of who you are
If you can dream it, you can do it. Always remember that this whole thing was started with a dream and a mouse.
When they say the sky's the limit to me that's really true
I have a dream that one day little black boys and girls will be holding hands with little white boys and girls.
You can't build a reputation on what you are going to do.
Status quo, you know, is Latin for 'the mess we're in'.
Our life is what our thoughts make it.
People who are unable to motivate themselves must be content with mediocrity, no matter how impressive their other talents.
In a day, when you don't come across any problems - you can be sure that you are travelling in a wrong path.
Your success and happiness lies in you. Resolve to keep happy, and your joy and you shall form an invincible host against difficulties.
The present is theirs; the future, for which I really worked, is mine.
Years from now, after I'm gone, someone will listen to what I've done and know I was here. They may not know or care who I was, but they'll hear my guitars speaking for me.
Keep away from people who try to belittle your ambitions. Small people always do that, but the really great make you feel that you, too, can become great.
If you are humble nothing will touch you, neither praise nor disgrace, because you know what you are.
The starting point of all achievement is desire. Keep this constantly in mind. Weak desires bring weak results, just as a small amount of fire makes a small amount of heat.
The one excellent thing that can be learned from a lion is that whatever a man intends doing should be done by him with a whole-hearted and strenuous effort.