Her rule was to cultivate her mind for a fixed time every day.

Harry Vernon strolled up to the group and Mrs.Cartwright put down her knitting.
"You're kind, but the child's obstinate and won't let me see her foot," she said to Mrs.Vernon.
"It's comfortable now," Barbara remarked.

"When something that hurt you stops hurting I think it's better to leave it alone.

Besides, one doesn't want to bother people." "You won't bother me, and I'll fix your foot in two or three minutes so it won't hurt again," Mrs.Vernon declared.

"The elixir's famous and I haven't known it to miss.