The happiness and unhappiness of the rational, social animal depends not on what he feels but on what he does; just as his virtue and vice consist not in feeling but in doing. Marcus Aurelius
The human animal has evolved as a preeminently social animal. Leon Kass
I think what he loved about me the most was that I wasn't part of that world. But once we were together publicly, he wanted to change me into that social animal. Marla Maples
If you like a person you say 'let's go into business together.' Man is a social animal after all, but such partnerships are fraught with danger. Brian Tracy
Man has been adjudged a social animal. Frances Wright