Had given up doomsday reading but decided to read this one. Sensible -- and depressingly so -- but my takeaway is going to be this: "Visiting the planet every h

Had given up doomsday reading but decided to read this one. Sensible -- and depressingly so -- but my takeaway is going to be this: "Visiting the planet every half-century has made her, unlike her Earth friends, an optimist." Optimism is the only way forward if we want to get out of the quagmire.