Hester was weak.

The one was calm, patient, practical, equable, the other imaginative, unbalanced, excitable.
Life had not spoiled Rachel.

Lady Susan Gresley had done her best to spoil Hester.

The one had lived the unprotected life, and showed it in her bearing.

The other had lived the sheltered life, and bore its mark upon her pure forehead and youthful face.
"I cannot bear it," said Hester at last.