If you would go up high , then use your own legs ! Do not let yourselves carried aloft; do not seat yourselves on other people's backs and heads. -F.W .Nietzsche German Philosopher
如果你想走到高处，就要使用自己的两条腿！不要让别人把你抬到高处；不要坐在别人的背上和头上。--德国哲学家 尼采