Instinctively, unconsciously, with every book, with every conversation, with every man he met, he was on the lookout for light on these questions and their solution.

What puzzled and distracted him above everything was that the majority of men of his age and circle had, like him, exchanged their old beliefs for the same new convictions, and yet saw nothing to lament in this, and were perfectly satisfied and serene.

So that, apart from the principal question, Levin was tortured by other questions too.