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.

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

You'll never change your life until you change something you do daily. The secret to success and change in found in your daily routine.

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

I have not failed, I've just found 10,000 ways that won't work.

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

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.

There are no shortcuts to any place worth going.

The road to success is like a staircase. If you want to succeed, double your failure rate

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

It doesn’t matter where you start, it matters how you end

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. 

We all make mistakes. What matters is how we choose to move forwards from them.

Procrastination makes easy things hard and hard things harder.

Don't be afraid to take an unfamiliar path.  Sometimes they're the ones that lead you to the best places.