"Well ... after all I'm Bobby's mother.... Why should she slander her only grandson's mother? What possible good could it do her?"

"I don't know," Susan said uncertainly. "But somehow I feel afraid of her ... for you...."

"Oh, I've taken care of myself with her ladyship before now!" retorted Sophy lightly.

Susan still brooded.

"I'd be awfully careful, Sophy, child, if I were you."

"How 'careful'—old Mother Misery?" smiled Sophy, slipping an arm about her shoulders.

Susan looked straight at her as she had looked at Lady Wychcote that morning.

"I'd be careful about ... Amaldi," said she bluntly.

Sophy's arm dropped. Rather coldly she said:

"In what way?"