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. 

A hero is no braver than an ordinary man, but he is braver five minutes longer.

Tomorrow is worth more than yesterday but less than today.

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

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

He who has begun his task is half-way done. Have the courage to begin!

Success is not final and failure is not fatal. It is the courage to continue that counts.

Nothing is impossible if you want it badly enough. Impossible = I'm possible.

Patience is when you’re supposed to get mad, but you choose to understand

Don’t hang your targets after you’re done shooting.

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

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

If you want to succeed, double your failure rate.

Instead of finding reasons why you can't, find reasons why you can.

A book a day keeps the stupidity away.