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

Success is not final, failure is not fatal.  It is the courage to continue that counts.

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

Pure mathematics is in its way, the poetry of logical ideas.

We learn more from failure than we do from success.

Everything you want is on the other side of fear

1.00³⁶⁵=1 and 1.01³⁶⁵=37.7. Doing nothing at all versus small steps at a time. 

I think, therefore I am.

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

We all make mistakes. What matters is how we choose to move forwards from them.

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

It is never too late to become what you might have been

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

You can pick up a mistake and carry it as a burden,  or you can set it down as use it as a stepping stone to greatness.

99% of failures come from people who have the habit of making excuses.