In PLATO AT THE GOOGLEPLEX, Rebecca Newberger Goldstein set out to showcase, in sometimes startling ways, the continuing relevance of a classic philosopher. But what's remarkable is that she actually brings off this tour de force with both madcap brilliance and commanding authority.

I have now and again tried to imagine the perfect environment, the ideal conditions for reading: A worn leather armchair on a rainy night? A hammock in a freshly mown backyard? A verandah overlooking the summer sea? Good choices, every one. But I have no doubt that they are all merely displacements, sentimental attempts to replicate the warmth and snugness of my mother's lap.

In PLATO AT THE GOOGLEPLEX, Rebecca Newberger Goldstein set out to showcase, in sometimes startling ways, the continuing relevance of a classic philosopher. But what's remarkable is that she actually brings off this tour de force with both madcap brilliance and commanding authority.

Make sure your message is clear, yet that you are faithful to its complexity.

Throughout history the exemplary teacher has never been just an instructor in a subject; he is nearly always its living advertisement.

Order and surprise: these are two intertwined elements that make for any great library or collection.

Science fiction is, after all, the art of extrapolation.