Time is your friend, impulse is your enemy.

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

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

Success is a journey, not a destination.

If you fail, next time fail better.

A hero is no braver than an ordinary man, but he is braver five minutes longer.

I can is 100 times more important than IQ.

Procrastination makes easy things hard and hard things harder.

When you make a mistake, take another chance. Only when you choose not to do so do you fail.

I think, therefore I am.

The greatest glory in loving lies not in never falling, but in rising every time we fall.

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

The greatest enemy to human potential is your comfort zone

You're not in competition with anyone but yourself. Outdo your past, not other people.

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