If there is suffering, then it's best to accept it, because it won't go away just because you pretend it's not there. If there is joy, then it's best to accept that too, even though you're afraid it might end one day.
If there is suffering, then ...
Quotes from the same author
Write your plans in pencil and give God the eraser.
“Defeat exists but not suffering. A true warrior knows that when he loses a battle, he is improving the skill with which he wields a sword. He will be able to fight more skillfully next time.”
The warrior is always trying to improve.
A warrior takes every opportunity to teach himself.
A warrior cannot lower his head - otherwise he loses sight of the horizon of his dreams.