① In some Cultures, the foot of a rabbit is Carried as an amulet(护身符) believed to bring good luck. Belief is held in many parts of the world including Europe, China, Africa and South America.
② Wishing upon a wishbone is an old Custom. It includes two people who would break the wishbone and the one with a Bigger piece makes a wish. The wishbone's shape just likes the letter" Y".
③ A In ancient days, old Boots or shoes were said to hold the good spirit and courage of their owners. Therefore, it was a Common Belief that an old Boot was a good luck Charm.
④ Clover is actually a type of wild plant with flowers shaped like Cotton balls and usually has three leaves on each stem. In fact, it is very difficult to find a four-leaf Clover.