Read it through once
"The individual, in such cases, is nearly always sacrificed to what is supposed to be the collective interest: people cling to any convention that keeps the family together--protects the children, if there are any," he rambled on, pouring out all the stock phrases that rose to his lips in his intense desire to cover over the ugly reality which her silence seemed to have laid bare. Since she would not or could not say the one word that would have cleared the air, his wish was not to let her feel that he was trying to probe into her secret. Better keep on the surface, in the prudent old New York way, than risk uncovering a wound he could not heal.