I don't believe in looking back. If you make a decision that you think is the proper one at a time, then that's the correct decision.
The importance of repetition until automaticity cannot be overstated. Repetition is the key to learning.
Be quick without hurrying.
Constantly be aware and observing. Always seek to improve yourself and the team.
Ability is a poor man's wealth.
Make each day your masterpiece. Life is now. Life is not later on.