We all want merit to mean something, and we all may be tempted to reduce that meaning to something measurable and concrete like an SAT score. The reality, though, is that who deserves entry into an institution depends on what the institution exists to do.

Imagine filling a college with the first 1,000 students to get perfect SATs. Whatever the racial composition of that class would be, the notion seems absurd because we know that college in America is supposed to be about creating citizens and leaders in a diverse nation.

After watching my first World Series in 1977, I wanted to be Reggie Jackson. I bought a big Reggie poster. I ate Reggie candy bars. I entered a phase during which I insisted on having the same style of glasses Reggie had: gold wire frames with the double bar across.

In the end no segregationist scheme has withstood the force of a simple idea: equality under law.

Why does an iPhone cost only a couple hundred dollars? Because, as the stage performer Mike Daisey depicted in an arresting one-man show called 'The Agony and Ecstasy of Steve Jobs,' Apple's shiniest products are made by a shadowy company in China called Foxconn.

The boomers will eventually have to accept that it is not possible to stay young forever or to stop aging. But it is possible by committing to show up for each others in community after community, to earn a measure of immortality.

We all want merit to mean something, and we all may be tempted to reduce that meaning to something measurable and concrete like an SAT score. The reality, though, is that who deserves entry into an institution depends on what the institution exists to do.