We get more dangerous as we accumulate knowledge, and that's both a sadness and something to control, try to learn to live with, make terms with.
Idle people are often bored and bored people, unless they sleep a lot, are cruel. It is not accident that boredom and cruelty are great preoccupations in our time.
I'm finding it increasingly difficult to simply walk down the street. In New York, I dashed in to buy a big pair of sunglasses to conceal myself, but the guy behind the counter shouted 'Hey! It's Dr. House.'