Persistence guarantees that results are inevitable.

We can do anything we want to if we stick to it long enough.

Abandon the idea that you are ever going to finish. Lose track of the 400 pages and write just one page for each day; it helps. Then, when it gets finished, you are always surprised.

Real excellence does not come cheaply. A certain price must be paid in terms of practice, patience, and persistence—natural ability notwithstanding.

Good, better, best. Never let it rest. 'Til your good is better and your better is best.

Faced with a mountain, I will not quit. I will keep on striving until I climb over it, find a path through it, tunnel under it, or simply stay and turn it into a gold mine.

You have to be burning with an idea, or a problem, or a wrong that you want to right. If you're not passionate enough from the start, you'll never stick it out.