George Packer

The constellation of opinion called the blogosphere consists, like the stars themselves, partly of gases. This is what makes blogs addictive - that is, both pleasurable and destructive: They're so easy to consume and so endlessly available.

To ask questions can become the laziest and wobbliest occupation of a mind, but when you must yourself answer the problem that you have posed, you will meditate your question with care and frame it with precision.