The level of cognition will have an important impact on a person’s life and work. The lower the cognitive level, the more stubborn it tends to be. On the contrary, those with a high cognitive level tend to be gentle and humble, and can treat others with a tolerant heart. I once saw a joke where A asked B: “Do you have “A Brief History of Time”?” B replied: “Crazy, I won’t pick up shit even if I have time?” Of course this is just a joke. When A asked B, A never thought that B would answer: Go pick up shit? What does this mean? It shows that the…