Every single person is a fool, insane, a failure, or a bad person to at least ten people.
To evade insanity and depression, we unconsciously limit the number of people toward whom we are sincerely sympathetic.
(a.) Belonging to, or resembling, a bat.
We would not be ashamed of doing some of the things we do in private, if the number of sane human beings who do them in public were large enough.