i have read an article about this question!公仔箱論壇. j6 A% G+ L4 P' c" t1 `4 X% Z! B
A man send a carton of eggs and a hen to his own living place,
+ Q* g/ W- ^! @0 t1 K/ ^and he realised that the eggs arrived before the hen do!1 s# X( i& w$ q8 l" n1 L
Then he claims that eggs come before hen |