2 perspectives
2 sentinels were looking in different directions, one was making sure that no one was coming from the West, the second one was looking toward the East.
At some point, one of the sentinels asked the other: “What are you smiling about?” How could he know that his comrade was smiling?
there's a pear on the table. so wouldn't it mean the person took the pear on the table, and there was 4 in the basket, leaving one????