i have read an article about this question!
" a. g: O# n. P3 a: }$ S公仔箱論壇A man send a carton of eggs and a hen to his own living place,0 _! U1 O: `' _8 o( D$ O
and he realised that the eggs arrived before the hen do!/ ^. k0 t" q) c o2 [
Then he claims that eggs come before hen |