The chapter makes me think of social struggles occurring in life. « To have and to lack generate each other » : homeless people and rich people, for example. It makes me think of « necessary » inequalities to draw the world in which we live nowadays, which is really sad in that way. « Difficult and easy give form to each other » is, according to me, a manner to say that everyone has good AND bad moments in life, and that both of them give rise to new and beautiful things in life. I see the chapter as a « pro and con » chapter, in the sense that it gives, in each sentence, a fact and its…