3.0

An interesting look at why big goals make us happy. I wish there had been more of a look at the scientific side but this was an interesting book that I read about on Susan Cain's blog.
There are little ways you can shake up your life, like talking to a stranger, take only cold showers for a week, don't hit the snooze button, etc.
Forget planning, just start
Avoid fuzzy goals, mix it up (don't necessarily stick to things other people have done), Think big