They want her to be safe. [ He's not even sure he has himself convinced that that's entirely the crowd's aim, no matter how completely he believes the bishop's words. He falls into line closer, so to cover Lisa as much as possible. If any of those stones strike her, he gets the feeling that none of this will end well. ] We're risking her soul, doing this.

[ He's afraid, if he were going to be honest with himself. But every other way that this could end scares him more. ]

Given the talk of giving up my life, I think I can imagine.