对于冬而言，《蛟龙行动》实现了他多年的梦想。儿时，他曾看过1962年由林农执导的电影《甲午风云》，当看到李默然饰演的邓世昌站在致远舰船头，喊出那句“撞沉吉野”，他忍不住热泪盈眶。

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.