The exchange by e-mail is more intimate than conversation - you allow yourself to say things you otherwise wouldn't.
“You can't defend the indefensible - anything you say sounds self-serving and hypocritical.”
“I have always felt that laughter in the face of reality is probably the finest sound there is and will last until the day when the game is called on account of darkness. In this world, a good time to laugh is any time you can.”