 What can be determined as a similarity between Harvey, Joe, and Johnson?
"On account of the quantity, I'm able to quote a bargain price. Then Johnson rubbed his thumb on his index finger and wetted his lips expectantly. "Now do you see, my hot-tempered colleague?" said Harvey as he and Joe picked up buckets that hung on the tank. Johnson's eight-foot son, topped by a massive roof of sun-bleached hair and held up by a foundation that seemed immovable, had obviously been born and raised in low gravity. "You'll find everything you want in the back room," Johnson said frantically, "sulfopyridine, mustard plasters, rubs, inhalers, suction cups—" "Relics of the past," Harvey stated.
 They all have a tendency to be greedy at any opportunity
 They all have a tendency to want the best for one another to a personal fault.  They all have a tendency to think they are more advanced than one another  They all have a tendency to spend too much time at the bar where Johnson works  They all have a tendency to be greedy at any opportunity