Do Not Be Afraid To Make Mistakes. Each mistake teaches us something.

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

Pure mathematics is in its way, the poetry of logical ideas.

Everything you want is on the other side of fear

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

Success can never happen without the journey (struggle).

There is no elevator to success, you have to take the stairs.

We are all maths people : step 1 - do maths and step 2 - be a person. 

There is no talent here. There is hard work and obsession. You could be anyone if you put in the time.

Twenty years from now you will be more disappointed by the things you didn’t do than the things you did do

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

The easiest person to deceive is yourself.

Hard work - a two way street where you get exactly what you put in.

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

The journey of a thousand miles begins with one step.