Along the coast of the vast Atlantic Ocean there lived an old man. Each day when the tide went out he would make his way along the beach for miles. Another man who lived not far away would occasionally watch as he vanished into the distance and later notice that he had returned. The neighbor also noticed that, as he walked, the old man would often stoop down to lift something from the sand and then toss it away into the water.
在广阔的大西洋海岸住着一位老人。每天当潮水退去后他都会沿着海岸线走上很远。不远处住着另外一个人，他偶尔也会注视着这个老人消失在远处，然后又看着老人回来。这个邻居发现，老人走着的时候会经常弯下腰从沙滩上拣起什么东西抛到海里。
One day, when the old man went down to the be
