i have read an article about this question!公仔箱論壇) R8 Y" O# @5 n. t
A man send a carton of eggs and a hen to his own living place,公仔箱論壇% q) o) \- a6 H( W% D, m
and he realised that the eggs arrived before the hen do!
9 l% {; b e- C# }0 UThen he claims that eggs come before hen |