But I could tell the difference between thet first natural twinge of conscience an' the later look of some secret thing.

An' the difference I caught was thet they couldn't help themselves.

They hadn't no say in the matter.

They looked as if their bein' unfaithful to you was bein' faithful to a higher duty.
An' there's the secret.

Why it's as plain as--as sight of my gun here." "Plain!...