Virtually everyeconomistagrees that these concerns are valid, though many question whether economic growth is theirmajor cause.常常幻想宇宙如果有一天灭亡,世界将会是如此的荒凉,但对生死却不是常常会产生恐惧感,不可思议的想象,杞人忧天。If the universe is often fantasy that one day die out, the world will be so desolate, but it is not life and death often lead tofear, inconceivable to imagine that worry.