You can have results or excuses, not both

Do Not Be Afraid To Make Mistakes. Each mistake teaches us something.

It always seems impossible until it's done.

No one starts out on top. You have to work your way up.

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

Tough times never last, but tough people do.

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

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

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

We learn more from failure than we do from success.

You cannot escape the responsibility of tomorrow by evading it today

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

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

The greatest glory in loving lies not in never falling, but in rising every time we fall.

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