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

Procrastination makes easy things hard and hard things harder.

You can be shown the path, but only you can make the first step.

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

I can is 100 times more important than IQ.

There is no talent here. There is hard work and obsession. You could be anyone if you put in the time.

Whenever you find yourself doubting how far you can go, just remember how far you have come.

If you can understand just one thing thoroughly, then you will understand everything.

The journey of a thousand miles begins with one step. 

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

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

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

Success can never happen without the journey (struggle).

Mistakes have the power to turn you into something better than you were before.

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