A child too, can never grasp ...

A child too, can never grasp the fact that the same mother who cooks so well, is so concerned about his cough, and helps so kindly with his homework, in some circumstance has no more feeling than a wall of his hidden inner world
 Alice Duer Miller

Quotes from the same author

When a woman like that whom I've seen so much, All of a sudden drops out of touch; Is always busy and never can, Spare you a moment, it means a man.
 Alice Duer Miller
Hate is perhaps the most dynamic of all emotions - fear may immobilize, love may stay the hand, but hate urges to action.
 Alice Duer Miller
Silences, as every observer knows, have strange characteristics all their own - passionate silences, and hateful silences, and silences full of friendly, purring content.
 Alice Duer Miller