Instead of finding reasons why you can't, find reasons why you can.

Nobody said it’d be easy, they just promised it would be worth it.

Success can never happen without the journey (struggle).

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

Failure is NOT your destiny. Failure is the key to success.

The easiest person to deceive is yourself.

Don’t practice until you get it right, practice until you can’t get it wrong.

There are no shortcuts to any place worth going.

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

There are no bad mistakes in maths, only discoveries.

It always seems impossible until it's done.

Skills are built not born.

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

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

Dreams don't work unless you do.