Shoot for the moon and even if you miss you’ll land among the stars/

Dreams don't work unless you do.

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. 

Tough times never last, but tough people do.

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

We learn more from failure than we do from success.

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

Don’t compare yourself to others. Compare yourself to the person you were yesterday.

Don’t confuse your path with your destination. Just because its stormy now doesn’t mean you are headed for failure.

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

"I" not them. Be the best version of you.

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

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

99% of genius comes from hard work, the remaining 1% comes from innate talent

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