"Just be yourself" This is pretty similar to what i remember reading as a teenager when looking for advice on the opposite sex. Though no one ever really told me, how to be me. There are lots of me's, the one that stays up late watching south park, and the one that enjoys a fine glass of wine. Many of my friends took this phrase as a ticket to be slovenly, thinking that they would attract others by "being themselves"…
Here's an excerpt from Robert Solomon's Existentialism (1974) book. He was one of my Philosophy professors at UT-Austin before he passed away:
"What does one do? 'Be yourself!' An empty script; myself sounds like a mere word that points at 'me' along with the camera. One wants to 'let things happen,' but in self-conscious reflection nothing ever 'just happens.' One seizes a plan (one chooses a self)"