FIELDS arranged By PURITY —
SociologyY IS just applied PSYCHOLOGY [PSYCHOLOGISTS]
Psychology1S just applied biology [BIOLOGISTS]
Biology is just applied chemistry [CHEMISTS]
Which is just applied physics. It's nice to be on top. [PHYSICISTS]
OH, HEY, I DIDN'T see you guys all the way over there. [MATHEMATICIANS]
Source: https://xkcd.com/435/