interested in the weakness and unsightliness of humanity, raw and unfiltered emotions, the destructive tendencies of human beings, etc.

"You’re a different human being to everybody you meet.”
— Chuck Palahniuk 

the more deeply you get involved in something, the more you become aware of the undersides of it, the parts that the general public or the more casual enthusiast would never get the chance to see

you can learn all too much about someone just by listening quietly