Never underestimate the importance of small steps. small steps = big changes. 

Mathematics Is not a spectator sport. The only way to learn mathematics is to do mathematics.

I have not failed, I've just found 10,000 ways that won't work.

The journey of a thousand miles begins with one step. 

Dreams don't work unless you do.

The master has failed more times than the beginner has even tried

The power of reflection is the most powerful skill you’ll learn.

If you fail, next time fail better.

Failure is not the opposite of success, it is part of the success.

Hard work beats talent when talent doesn't work hard.

Yesterday is history, tomorrow is a mystery, but today is a gift—that's why it's called 'the present

Your limitation - its only your imagination.

Don’t practice until you get it right, practice until you can’t get it wrong.

Procrastination makes easy things hard and hard things harder.

Knowledge is of no value unless you put it into practice.