The greatest enemy to human potential is your comfort zone

1.00³⁶⁵=1 and 1.01³⁶⁵=37.7. Doing nothing at all versus small steps at a time. 

Time is your friend, impulse is your enemy.

I can is 100 times more important than IQ.

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

Success is a journey, not a destination.

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

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

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

The journey of a thousand miles begins with one step. 

Hard work - a two way street where you get exactly what you put in.

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

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

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

Your attitude is everything. Pick a good one.