David Cain of Raptitude shares why wise people have rules for themselves. Episode 1320: Wise People Have Rules For Themselves by David Cain of Raptitude on Personal Development & Self Discipline Habits David Cain is a writer and entrepreneur living in Winnipeg, Canada. On a particular boring day at his office job in 2009, he started Raptitude. His interest has always been human society and the internal human experience, and Raptitude became his megaphone for his thoughts about those things. It found an audience rather quickly and it’s been central to his life ever since. In 2013, he left his day job to write full time. The original post is located here: and in and !