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

The bad news is time flies, the good new is that you're the pilot.

Each day is an opportunity to improve. Aim to be that little bit better than yesterday and better tomorrow than today.

Knowledge is of no value unless you put it into practice.

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

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

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

Be strong enough to stand alone, smart enough to know when you need help, and brave enough to ask for it.

Success is a journey, not a destination.

Procrastination is the thief of time and the enemy of success.

You can hire a tutor but you can't hire someone to practice for you.

There are no shortcuts to any place worth going.

I have not failed, I've just found 10,000 ways that won't work.

The road to success is like a staircase. If you want to succeed, double your failure rate

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