2. In order to live successfully, a teenager must learn to stand on his own feet, remove the obstacles lying in ambush everywhere, educate him at home, and let him have an independent personality recognized by people. Dale Carnegie

3, if you don't smell it, you will have it, if you don't smell it, you will have it, if you don't know it, you will have it, and you will stop learning. -Xun Kuang

4. The human mind needs ideals more than material things. Hugo

5, after a hard day, you can have a good sleep; If you work hard all your life, you can sleep happily. -Leonardo da Vinci