Knowledge is of no value unless you put it into practice.

The journey of a thousand miles begins with one step. 

Everything you want is on the other side of fear

The bad news is time flies, the good new is that you're the pilot.

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

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. 

There are no bad mistakes in maths, only discoveries.

Procrastination is the thief of time and the enemy of success.

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

Never underestimate the importance of small steps. small steps = big changes. 

FAIL - First Attempt In Learning

I think, therefore I am.

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

The greatest enemy to human potential is your comfort zone

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.