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

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

Success is the sum of small repeated efforts, day in and day out.

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

Mathematics Is not a spectator sport. The only way to learn mathematics is to do mathematics.

I have not failed, I've just found 10,000 ways that won't work.

Fall down seven times, stand up eight.

Just stick with it, what seems hard now will one day be your warm up.

Focus on progress, not perfection. Practise a little bit every day - little and often  Slow and steady wins the race.

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

The wise person knows that no answer is also an answer

I can is 100 times more important than IQ.

Our fixed mindset builds our cage, fear keeps us in it.

Don't fear failure, fear being in the same exact same place next year as you are now.

Success can never happen without the journey (struggle).