德国急需这种乐观精神，因为，不幸的是，两项原则在未来依然有效：第一，冬天将会回来；第二，足球是圆的，下一场比赛总是最艰巨的。
Germany urgently needs this kind of optimism, because, unfortunately, two universal principles will continue to apply in the future: first, the winter will return, and, second, the ball is round and the next game is always the most difficult.