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

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

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

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

No matter how bad it gets, you’re still way ahead of those who haven’t even started.

Hope might be a good breakfast, but it makes a very poor dinner

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

We learn more from failure than we do from success.

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

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

Time is your friend, impulse is your enemy.

Lose an hour in the morning and you will spend all day looking for it.

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

It doesn’t matter where you start, it matters how you end

I think, therefore I am.