I had no time is no excuse. 1 hour is 4% of your day and 1 minute is 0.34 % of your day.

Nothing is impossible if you want it badly enough. Impossible = I'm possible.

The journey of a thousand miles begins with one step.

Don't be afraid to take an unfamiliar path.  Sometimes they're the ones that lead you to the best places.

In order to become better than anybody else you must first become better than yourself.

There are no bad mistakes in maths, only discoveries.

Go as far as you can see, when you get there, you’ll be able to see further

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

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

Dreams don't work unless you do.

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

Patience is when you’re supposed to get mad, but you choose to understand

There is no elevator to success, you have to take the stairs.

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.

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