Whats the most important quote in chapter 8 of Night? Why?

"I did not weep, and it pained me that I could not weep. But I had no more tears. And, in the depths of my being, in the recesses of my weakened conscience, could I have searched it, I might perhaps have found something like--free at last" (Wiesel 106).

Elie is just a shell of a person. He has cut off his feelings. The Nazis have taken away everything from him.