Be happy, but never satisfied.
Know the difference between a catastrophe and an inconvenience. - To realize that it's just an inconvenience, that it is not a catastrophe, but just an unpleasantness, is part of coming into your own, part of waking up.
A quality martial artist is always ready for any move, and trains oneself invincible.
The reward is found in the work.
Knowing is not enough, You must apply
I treasure the memory of the past misfortunes. It has added more to my bank of fortitude.