去年的时候,MIT教授Edwin (Ned) Thomas来我们系访问,由我和另外两名同学陪同吃午饭。席间聊到职业选择问题,Ned说到,Faculty is probably the best job in the world, because you get paid to learn. 稍过片刻后又说,graduate student is the second best, because you are paid less, but you still get paid to learn.