NOTE: You can still do these things and be a good, clever and interesting person. (But just not many people who do these things are.)
"Come at me bro!"
*Then sits and plays with phone all class period while talking loudly to friends*
Me: *Whispers to friend*
High School Douche-Bag: *Looks at me and says:* "You guys, I'm trying to read here so can you be quiet"
*Goes back to talking about the football game to friends*