The wise person knows that no answer is also an answer

Tough times never last, but tough people do.

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

There are no bad mistakes in maths, only discoveries.

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

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

The gift of imperfection - let go of who you think you're supposed to be and embrace who you are.

Hard work beats talent when talent doesn't work hard.

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

Do what you have always done and you will always be what you have always been

You can have results or excuses, not both

Don't expect to be good at maths or understand things straight away. Be patient and persistent. Rome wasn't built in a day, but they worked on it every single day. 

Skills are built not born.

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

You cannot escape the responsibility of tomorrow by evading it today