2, some persistence can't stand a little hope, even a little light will make people fall into pain.
3, people live a lifetime, there will always be many experiences, all kinds of experiences, is the proof that you have lived.
4. If you are afraid, close your eyes and walk, and then open your eyes, maybe it is light.
I think those times that are always hard to pass, only when I look back occasionally, I find that I have already left behind.
6. Reading a book will definitely be useful, and no specific changes are needed. People may not always count to one, two or three when they move forward, but no matter how many steps they take, one, two and three are cumulative.