I Am Invincible as a Righteous Person

My name is Yang Jian, not Yang Jian. The system says to do justice, but in a world where the strong are respected and monsters are rampant, what exactly is justice? Is it justice for a wolf to eat a sheep? Is it justice for people to kill chickens? Is justice a human invention or a human discovery? Is justice subjective or objective? In a world with extraordinary power, is only might the right? … [What did Jili Gulu say? [Detected host killing monsters, rewarded with 200 justice points] [It was detected that the host was competing with his classmates, which made him understand his weakness, and rewarded him with 100 justice points]