Evolution is an inference from thousands of independent sources, the only conceptual structure that can make unified sense of all this disparate information.

If I have any insight at all to contribute it is this: find out what you are really good at and stick to it.

... many folks take them seriously because they just 'know' that evolution can never be seen in the immediate here and now. In fact, a precisely opposite situation prevails: biologists have documented a veritable glut of cases for rapid and eminently measurable evolution on timescales of years and decades.

We live in a profoundly nonintellectual culture, made all the worse by a passive hedonism abetted by the spread of wealth and its dissipation into countless electronic devices that impart the latest in entertainment and supposed information - all in short (and loud) doses of "easy listening".

Our current drug crisis is a tragedy born of a phony system of classification. For reasons that are little more than accidents of history, we have divided a group of nonfood substances into two categories: items purchasable for supposed pleasure (such as alcohol), and illicit drugs.

Current utility and historical origin are different subjects.

The spandrels of San Marco and the Panglossian Paradigm.