A great deal of what many Americans hold dear is nowhere written on those four pages of parchment, or in any of the amendments. What has made the Constitution durable is the same as what makes it demanding: the fact that so much was left out.

The world may not be getting better and better, but our devices are getting newer and newer.

History is hereditary only in this way: we, all of us, inherit everything, and then we choose what to cherish, what to disavow, and what to do next, which is why it's worth trying to know where things come from.

History is the art of making an argument about the past by telling a story accountable to evidence. In the writing of history, a story without an argument fades into antiquarianism; an argument without a story risks pedantry. Writing history requires empathy, inquiry, and debate. It requires forswearing condescension, cant, and nostalgia. The past isn’t quaint. Much of it, in fact, is bleak.

Mainly, the more faddish and newer stages of life are really just marketing schemes. Tweenhood. The young old. The quarter-life crisis.

Old reference books are like tree rings. Without them, there'd be no way to know what a tree had lived through.

Disrupt, and you will be saved.