i have read an article about this question!公仔箱論壇! M( w, q9 t$ ]
A man send a carton of eggs and a hen to his own living place,
; o2 m# r2 e" H* f/ G5.39.217.76and he realised that the eggs arrived before the hen do!/ P" _& s3 M; b4 R7 Y& y- U
Then he claims that eggs come before hen |