The author David Brooks is well versed in everyday life, and he knows how boring everyday to make interesting and exciting, he always has many ideas. He studied animals and people, and watched how one can affect the other. Now he wants to tell us something important that the world is back again: kindness, courage, honesty and loyalty.
The author describes how this inner struggle and self-limited, can create a strong inner character. You just need to suppress that part of yourself, you need it. Such qualities as restraint and self-discipline, you need to educate yourself. We need to believe in yourself even when nothing happens.