Tyler Cowen

The way to make the world a better place, through your eating, is simply to eat a bit less meat. Local is sometimes good, sometimes bad. But even when it's good, its environmental impact is relatively small compared to other possible improvements.

In chess, computers show that what we call 'strategy' is reducible to tactics, ultimately. It only looks creative to us. They are still just glorified cash registers. This should make us feel uncomfortable, whether or not we think computers will ever be good composers of music or artistic painters.

And I think that still is true of this business - which is basically research and development - that you probably spend more time in planning and training and designing for things to go wrong, and how you cope with them, than you do for things to go right.