Start, struggle, fail, fix and learn. Repeat.

Patience is when you’re supposed to get mad, but you choose to understand

Life is full of opportunities. With every opportunity that is missed, another one is born.

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

The easiest person to deceive is yourself.

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

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

It is never too late to become what you might have been

Success is not final and failure is not fatal. It is the courage to continue that counts.

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

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

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

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

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

The wise person knows that no answer is also an answer