You have to believe in yourself.

Know thy self, know thy enemy. A thousand battles, a thousand victories.

Because one believes in oneself, one doesn't try to convince others. Because one is content with oneself, one doesn't need others' approval. Because one accepts oneself, the whole world accepts him or her.

Go out in the world and work like money doesn't matter, Sing as if no one is listening, Love as if you have never been hurt, and Dance as if no one is watching

The skillful leader subdues the enemy's troops without any fighting; he captures their cities without laying siege to them; he overthrows their kingdom without lengthy operations in the field. With his forces intact he disputes the mastery of the emp

The ultimate in disposing one's troops is to be without ascertainable shape. Then the most penetrating spies cannot pry in nor can the wise lay plans against you.