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

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.

Tomorrow is worth more than yesterday but less than today.

We learn more from failure than we do from success.

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. 

The greatest enemy to human potential is your comfort zone

Everything you want is on the other side of fear

We all have two lives. The second begins when we realise we only have one. 

Skills are built not born.

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

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

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

Failure is not the opposite of success, it is part of the success.

We learn more from failure than we do from success.

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