2. If it's iron, you have to go through the pain of jumping into the fiery sea of fire to forge the sharpest sword; If it's a stone, you have to go through the pain of the waves to sharpen yourself.

Complaining is God's greatest contribution to mankind and the most sincere part of human prayer.

Learning is a slow and hard road. You can't learn it in a moment of passion, nor in a few days and nights. You must form the habit of studying hard at ordinary times. So I said: persistence is the key to learning!

The price paid every day is higher than the previous day, because your life is shortened by another day, so you should be more active every day. Today is too precious to be eroded by painful worries and regrets. Lift your chin and seize today, and it will never come back.

6. The truth of this world is always simple, just like the sun rises in the east every day; Just like sowing in spring and harvesting in autumn.

7. In life, people keep leaving or entering. So, what you see, what you can't see; Remember, forget. In life, there are gains and losses. Therefore, the invisible see; Forgot, remember. However, does invisibility mean non-existence? Remember, will it never disappear?

8. There are many experiences in a person's life, including work experience and study experience. As a student, of course, there are setbacks and successes. Frustration makes me accumulate experience and success makes me proud.

9. Learning is an important means to transform knowledge, ability and thinking method into your private property right, and an important way to "change public ownership into private ownership". You can't live without studying all your life. Learning is your most loyal friend. It will listen to your call and help you to succeed one after another.