Read it through once

"This is horrible. Why shouldn't we go out a little on the bay? There's a breeze, and it will be cooler. We might take the steamboat down to Point Arley." She glanced up at him hesitatingly and he went on: "On a Monday morning there won't be anybody on the boat. My train doesn't leave till evening: I'm going back to New York. Why shouldn't we?" he insisted, looking down at her; and suddenly he broke out: "Haven't we done all we could?"