She is silent where herself is concerned.

I think there was some trouble--not love, I am sure of that--which vexed her, and made her a little severe at times; something connected with her life, or her father's life, in Samoa.

One can only guess, but white men take what are called native wives there very often--and who can tell?
Her father--but that is her secret!...

While I was right before the world, she was a good wife to me in her way.

When I went wrong, she treated me as if I were dead, and took her old name.