Love sought is good, but given unsought is better.
追求而得的爱情固然美好,但不经追求而得的爱情更为美好。
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.
然而,在和外星人联系中我们遇到的最大困难是分隔我们的天文距离。