Read it through once

“Why should I call you mad,” returned Estella, “I, of all people? Does any one live, who knows what set purposes you have, half as well as I do? Does any one live, who knows what a steady memory you have, half as well as I do? I who have sat on this same hearth on the little stool that is even now beside you there, learning your lessons and looking up into your face, when your face was strange and frightened me!”