What are the heart-wrenching quotes in "Convex and Concave World"?

The heart-wrenching quotes from "Convex and Concave World" are as follows:

1. Maybe I have no meaning of existence. ——Red

2. You are not him! ——Little Black Hole

3. The important thing, the one I don’t want to lose, is always myself. So this is also a lie. ——Palos

4. Show determination and end me, Perry. ——Master Perry

5. I can’t help you. ——Kamikin Yao

6. This pirate group... is a lie! ——Palos

7. When will you recognize yourself, Thunder! ——Thunder Lion

8. There is no royal family named Thunder on Thunder King, not now, and there will never be in the future! ——Thunder