儿子要掉牙了,我预先察看牙齿仙女的文章,有一段这么说的 % Q3 o/ w! I( ]* J5 R" G. _# q/ s$ S% Z0 V6 T; i
The primary useful purpose of the tooth-fairy myth is probably to give children a small reward and something to look forward to when they lose a tooth, a process which they might otherwise find worrisome. It is fun for both parent and child. It also gives children a reason to give up a part of themselves that they may have grown attached to.1 v- y* `# l/ ] U/ K# Y' z5 {& s
4 F H0 s, I7 @& K. q( ^' iSome believe that other useful purposes include giving children a sense of faith in things unseen, believing in the incorporeal, and helping them understand the difference between the real and the imaginary.1 H) J$ S; o" U4 L* J7 N& L1 l