Don't be afraid to give up the good to go for the great.
Ambition is not what a man would do, but what a man does, for ambition without action is fantasy.
You can't build a reputation on what you're going to do.
If you wish to reach the highest, begin at the lowest.
The universe is not required to be in perfect harmony with human ambition.
Shoot for the moon. Even if you miss, you'll land among the stars.
So many worlds, so much to do, so little done, such things to be.
It is my ambition to say in ten sentences what others say in a whole book.
Nothing we achieve in this world is achieved alone. It is always achieved with others teaching us along the way.
You have to be a bastard to make it, and that's a fact. And the Beatles are the biggest bastards on earth.
Character cannot be developed in ease and quiet. Only through experience of trial and suffering can the soul be strengthened, ambition inspired, and success achieved.
Hasty climbers have sudden falls.
Don't bother just to be better than your contemporaries or predecessors. Try to be better than yourself.
If you can imagine it,You can achieve it.If you can dream it,You can become it.
No matter how good you get you can always get better and that's the exciting part.