Men were strange: it would never have occurred to her that Walter was capable of such baseness, and yet you never knew; perhaps his seriousness was merely a mask for a mean and pettifogging nature.

奇怪：她永远不会想到沃尔特会如此卑，但你永远不知道；也许他的严肃只是刻毛求疵的本性的面具。