[The first line earns no answer. Nothing but a flare of bitterness, dismissal that doesn't even make it to nonverbals, let alone across the text. If this user doesn't understand yet how easy it is to stay uninvolved—to watch, to turn away, to leave—he doesn't expect it to take long. But there's no point in saying as much now, and when the time does come, she won't be listening.]
Not necessary.
[No purpose, he doesn't bother spelling out. She's already pre-empted the need.]
no subject
Not necessary.
[No purpose, he doesn't bother spelling out. She's already pre-empted the need.]