The boxer is not afraid of being knocked down, he is afraid of not being able to get up again.

It is never too late to turn an unproductive day into a productive one.

Time is your friend, impulse is your enemy.

The temptation to quit will be the greatest when you are about to succeed

Don’t confuse your path with your destination. Just because its stormy now doesn’t mean you are headed for failure.

Good mathematics is not about how many answers you know... It is about how you behave when you don't know.

If you really want something you’ll find a way. If you don’t you’ll find an excuse.

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

The journey of a thousand miles begins with one step. 

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

We learn more from failure than we do from success.

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

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

Hard work always pays off - it is not a question of if you will get there, but WHEN you will get there

Shoot for the moon and even if you miss you’ll land among the stars/