I treasure the memory of the past misfortunes. It has added more to my bank of fortitude.
To change with change is the changeless state
The knowledge and skills you have achieved are meant to be forgotten so you can float comfortably in emptiness, without obstruction.
Do not allow negative thoughts to enter your mind for they are the weeds that strange confidence.
Get maximum effect from minimum effort.
Because of styles people are separated. Research your own experience, absorb what is useful, reject what is useless, add what is essentially your own.