All great tasks test our motivation. It's easy to court ideas over beers and change the world with napkin sketches, but like most things taken home from bars, new challenges arise the next day. It's in the morning light when work begins, and grand ideas (or barroom conquests) lose their luster. To do interesting things requires work and it's no surprise we abandon demanding passions for simpler, easier, more predictable things.
The Myths of Innovation (ed. 2010)