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

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. 

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

You can have results or excuses, not both

I think, therefore I am.

1.00³⁶⁵=1 and 1.01³⁶⁵=37.7. Doing nothing at all versus small steps at a time. 

Whenever you find yourself doubting how far you can go, just remember how far you have come.

The master has failed more times than the beginner has even tried

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

Success can never happen without the journey (struggle).

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

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

In order to become better than anybody else you must first become better than yourself.

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

Hope might be a good breakfast, but it makes a very poor dinner