Everything you want is on the other side of fear

Failure to prepare = preparing to fail

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

You cannot start the next chapter of your life if you keep re-reading the last one.

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

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

Don't fear failure, fear being in the same exact same place next year as you are now.

Don't put off until tomorrow what you can do today. If today you have no time, it means tomorrow you'll be too tired and the next day you'll be something else.

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

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

In order to become better than anybody else you must first become better than yourself.

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

Mathematics Is not a spectator sport. The only way to learn mathematics is to do mathematics.

Go as far as you can see, when you get there, you’ll be able to see further

Success can never happen without the journey (struggle).