And this isn't just an age thing: height is something that has generated a lot of hate mail too. (datingadviceguy.com)
I have gotten actual hate mail from people simply because they disagreed with my food choices, my outfit in a picture, or the fact that I avoid iodine with my thyroid problem. (wellnessmama.com)
He received hate mail after publicly expressing his views. (sciencemag.org)