Plot against others and show your wisdom again. The book says, "The people who know us best are not our family and friends, but our opponents and enemies. They pointed directly at our shortcomings and deficiencies. If we can improve or overcome these shortcomings and deficiencies, then we will stand on a higher standard of living. The quality of life, morality and wisdom have all been improved. Looking back at those who urge us to make progress, we should be grateful!
I think this sentence is good. Here you are.