I think this is in all ways a cheat but there you go. Dan Harmon, creator of Community, argues in this video that the way to become more productive is to be lazy. O-kay. See what you think. I’ll give him this, the video is very quick.
You’d like a bit more than a single minute on this topic? I haven’t got more per se but here’s a slightly odd half-hour interview with the fella that touches on some similar ground: