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

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

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

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. 

Dreams don't work unless you do.

Work on your weaknesses until they are your strengths and work on your strengths until they are second nature.

Time is your friend, impulse is your enemy.

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

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

You'll never change your life until you change something you do daily. The secret to success and change in found in your daily routine.

I fear not the man who has practiced 10,000 kicks once, but I fear the man who has practiced one kick 10,000 times.

The greatest glory in loving lies not in never falling, but in rising every time we fall.

It doesn’t matter where you start, it matters how you end

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

There are no bad mistakes in maths, only discoveries.