Capítulo 411: 7.06.3 Make him submit to you.

Lavana Centi was born mediocre, there was no expectation of him nor did he suffer any prejudice in his family. Instead, due to his lack of talent as Knight, Lavana was trained in business ethics and textbook manipulation tactics that one should use during negotiations.

Being a businessman is sort of like being an intelligence operative. You have to learn more, know more, and see more than your opponent while hiding your true intentions as much as you can, it's the only way you can gain an edge against your enemies during negotiations. 

But among all his teachings, there was one thing his teachers always taught him. "Never bite more than you can chew, it ought to cause you troubles." 

"Be aware of your limits. Sustainable development is the only path forward, the rest usually lead to doom."