“think, for example, has a higher suicide rate: countries whose citizens declare themselves to be very happy, such as Switzerland, Denmark, Iceland, the Netherlands, and Canada? or countries like Greece, Italy, Portugal, and Spain, whose citizens describe themselves as not very happy at all? Answer: the so-called happy countries. It’s the same phenomenon as in the Military Police and the Air Corps. If you are depressed in a place where most people are pretty unhappy, you compare yourself to those around you and you don’t feel all that bad. But can you imagine how difficult it must be to be depressed in a country where everyone else has a big smile on their face?2 Caroline Sacks’s decision to evaluate herself, then, by looking around her organic chemistry classroom was not some strange and irrational behavior. It is what human beings do. We compare ourselves to those in the same situation as ourselves, which means that students in an elite school—except, perhaps,”