Progress through trial and error depends not only on making trials, but on recognizing errors.

Glamour is translucent — not transparent, not opaque. It invites us into the world but it doesn’t give us a completely clear picture.

Glamour is all about transcending this world and getting to an idealized, perfect place.

At the simplest level, only people who know they do not know everything will be curious enough to find things out.

The glamour of air travel - its aspirational meaning in the public imagination - disappeared before its luxury did, dissipating as flying gradually became commonplace.

The SAT is not perfect. We all know smart, knowledgeable people who do badly on standardized tests. But neither is it useless. SAT scores do measure both specific knowledge and valuable thinking skills.

Progress through trial and error depends not only on making trials, but on recognizing errors.