Here is the story, as far as I can trace it, of Chomsky's effort to "minimize" or "deny" the harvest of the Khmer Rouge. It will be seen that the pho… - Christopher Hitchens

There came an awful day when I picked up the phone and knew at once, as one does with some old friends even before they speak, that it was Edward. He sounded as if he were calling from the bottom of a well. I still thank my stars that I didn't say what I nearly said, because the good professor's phone pals were used to cheering or teasing him out of bouts of pessimism and insecurity when he would sometimes say ridiculous things like: 'I hope you don't mind being disturbed by some mere wog and upstart.' The remedy for this was not to indulge it but to reply with bracing and satirical stuff which would soon get the gurgling laugh back into his throat. But I'm glad I didn't say, 'What, Edward, splashing about again in the waters of self-pity?' because this time he was calling to tell me that he had contracted a rare strain of leukemia. Not at all untypically, he used the occasion to remind me that it was very important always to make and keep regular appointments with one’s physician.

Why do humans exist? A major part of the answer: because Pikaia Gracilens survived the Burgess decimation.

The high ambition, therefore, seems to me to be this: That one should strive to combine the maximum of impatience with the maximum of skepticism, the maximum of hatred of injustice and irrationality with the maximum of ironic self-criticism. This would mean really deciding to learn from history rather than invoking or sloganising it.