Heard in the Hallway

"What's your favorite word?"
"Hmm...I don't know."

"Well, think about it. What is it?"
"Ok."

"Your favorite word is, 'Ok?' Really?"
"What's wrong with it? It works in pretty much any situation! Wait. What's your favorite word?"

"No."
"No? As in no you don't want to tell me or no is your favorite word?"

"The latter."
"Why?"

"Why not?"
"Your favorite word is No, but you question OK as a favorite. What's up with that?"

"I don't know."
"Fine."