I think, therefore I am.

Time is your friend, impulse is your enemy.

The master has failed more times than the beginner has even tried

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

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

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

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

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

Practice makes comfort. Expand your experiences regularly so every stretch won't feel like your first.

Hard work beats talent when talent doesn't work hard.

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

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

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

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

Run in the morning before your body figures out what you're doing