My mom is an excellent mom. She knows I am irascible, prickly, and antisocial. She knows that most human interaction makes me tired and that I either scare people away with precise invectives or trot out the fakest, nicest skinjob of myself because it requires zero effort.
In order to be a good emergency contact, you need a lot of friend-patience and empathy. Often, this comes from personal experience with anxiety, trauma, and depression.
Wikipedia's a collaborative experiment akin to Simon Winchester's account of the creation of the Oxford English Dictionary in 'The Professor and the Madman,' which outlines James Murray's mission to produce the tome in the 19th century.
Manhattan, after eight years here, still reminds me of Hong Kong. There are parts of Chinatown that are the spit and image of streets in Wan Chai, and I am held in thrall by the Chrysler building as much as I was by I.M. Pei's Bank of China Tower.