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

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

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

The boxer is not afraid of being knocked down, he is afraid of not being able to get up again.

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

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

I fear not the man who has practiced 10,000 kicks once, but I fear the man who has practiced one kick 10,000 times.

Failure is not the opposite of success, it is part of the success.

I can is 100 times more important than IQ.

Lose an hour in the morning and you will spend all day looking for it.

Nothing is impossible if you want it badly enough. Impossible = I'm possible.

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

When you make a mistake, take another chance. Only when you choose not to do so do you fail.

Work ethic is important, because, unlike intelligence, athleticism, or charisma, or any natural attribute, it’s a choice.

Your attitude is everything. Pick a good one.