There are two types of people in this world, as far as I can tell: shit-givers, and shit-shooters.[1] Shit-givers are those who care deeply about politics, justice, morality, the environment, cars, flossing; they are sports fans and religious zealots, soldiers and single-mothers, artists, movie stars,  jihadists, members of the Senate and the Illuminati, people who wear bicycle helmets or own a clipboard, farmers, careerists, air traffic controllers, venture capitalists, people who comment on internet fora or construct elaborate jumpsuits to keep them warm as they walk to the liquor store,  those with ambitions to actualize and dignity to defend — in short they are the...