"I should not."
"Dear—do you suppose I didn't know that?"
"I know nothing."
"Do you remember the day I asked you why you cared for me, and you said it was because you knew I was good?"
Her lip trembled.
"And of course I know it's been an awful shock to you to discover that—I—was not so good."
She turned away her face.
"But I never meant you to discover it. Not for yourself, like this. I couldn't have forgiven myself—after what you told me. I meant to have told you myself—that evening—but my poor little sister promised me that she would. She said it would be easier for you to hear it from her. Of course I believed her. There were things she could say that I couldn't."
"She never said a word."
"Are you sure?"