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

There are no shortcuts to any place worth going.

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

Tough times never last, but tough people do.

Don't put off until tomorrow what you can do today. If today you have no time, it means tomorrow you'll be too tired and the next day you'll be something else.

Mistakes have the power to turn you into something better than you were before.

Patience is when you’re supposed to get mad, but you choose to understand

The boxer is not afraid of being knocked down, he is afraid of not being able to get up again.

Don't be afraid to take an unfamiliar path.  Sometimes they're the ones that lead you to the best places.

Pure mathematics is in its way, the poetry of logical ideas.

Start, struggle, fail, fix and learn. Repeat.

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

If you really want something you’ll find a way. If you don’t you’ll find an excuse.

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

Failure is NOT your destiny. Failure is the key to success.