“There are 10 kinds of people in the world: those who understand binary numerals, and those who don't.”
“There are only 10 types of people in the world. Those who understand binary, and those who don't.”
“There are two kinds of people in the world, those who believe there are two kinds of people in the world and those who don't.”
“There are two kinds of people in this world. The kind who divide the world into two kinds of people and those who don't.”
“there are three kinds of people in the world: those who don't know and don't know they don't know; those who don't know and do know they don't know; and those who know and know how much they still don't know.”
“There are two kinds of people in this world: Those who believe there are two kinds of people in this world and those who are smart enough to know better.”