Encourage and strengthen two kinds of courage, the first is the courage to emancipate the mind, and the second is the courage to practice leapfrogging. No matter what choice you make, you must summon up two kinds of courage to implement it, grasp it with both hands, and be hard with both hands. Man's situation for a long time is a situation of losing a battle, not a situation of rewards and welfare, so any situation seems to have to deal with the solution of a crisis.