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

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 master has failed more times than the beginner has even tried

You can hire a tutor but you can't hire someone to practice for you.

It always seems impossible until it's done.

Your attitude is everything. Pick a good one.

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

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

The greatest mistake we make is living in constant fear that we will make one.

Work like you don't need the money, dance like nobody's watching and love like you've never been hurt. 

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

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

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

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

Procrastination makes easy things hard and hard things harder.