Article 2: Commanding troops in a relaxed way is better than striving for victory in tension; (the essence of trading) Article 3: Don't go to work without a plan, don't place orders without a plan; Article 4: Going with the trend is the best plan, going against the trend is the worst myth; Article 5: If you don't manage your finances, your finances won't manage you, if you don't work hard, you will eventually lose your skills...