As Nick Gillespie noted below, President Barack Obama was a serious pot smoker in his younger days back when it was legal. We know more about this golden age of abandon thanks to David Maraniss' new book, Barack Obama: The Story. BuzzFeed has put together a list of a young Obama's pot techniques and habits. Perhaps the most striking, considering Obama's current role as chief drug warrior? He used to punish people for not getting high enough:
When you were with Barry and his pals, if you exhaled precious pakalolo (Hawaiian slang for marijuana, meaning "numbing tobacco") instead of absorbing it fully into your lungs, you were assessed a penalty and your turn was skipped the next time the joint came around. "Wasting good bud smoke was not tolerated," explained one member of the Choom Gang, Tom Topolinski, the Chinese-looking kid with a Polish name who answered to Topo.