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

Fall down seven times, stand up eight.

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

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

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

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

The temptation to quit will be the greatest when you are about to succeed

Time is your friend, impulse is your enemy.

There are no bad mistakes in maths, only discoveries.

It always seems impossible until it's done.

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

Your limitation - its only your imagination.

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

Don’t be afraid to work hard and find out how good you can really be.

You can pick up a mistake and carry it as a burden,  or you can set it down as use it as a stepping stone to greatness.