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

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

Nobody said it’d be easy, they just promised it would be worth it.

Your attitude is everything. Pick a good one.

Hard work - a two way street where you get exactly what you put in.

It is never too late to become what you might have been

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

Success is not final and failure is not fatal. It is the courage to continue that counts.

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

It always seems impossible until it's done.

Don’t hang your targets after you’re done shooting.

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

Failure to prepare = preparing to fail

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

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