Extraordinary claims require extraordinary evidence, and it is my job, my responsibility, as an astronomer to remind people that alien hypotheses should always be a last resort.
非同寻常的结论 需要非同寻常的证据。 作为天文学家， 这是我的职责和责任 去提醒人们外星人假说 一直都该是最后一根救命稻草。