Olny srmat poelpe can raed tihs.

i cdnuolt blveiee taht I cluod aulaclty  uesdnatnrd waht I was
rdanieg. The phaonmneal pweor of the hmuan mnid, aoccdrnig  to a
rscheearch at Cmabrigde Uinervtisy,

it deosn't mttaer in waht oredr the ltteers in a wrod are, the olny
iprmoatnt tihng is taht the frist and lsat ltteers are in the rghit
pclae. The rset can be a taotl mses and you can sitll raed it wouthit
a porbelm.

Tihs is bcuseae the huamn mnid deos not raed ervey  lteter by istlef,
but the wrod as a wlohe. Amzanig huh? Yaeh and I awlyas  tghuhot
slpeling was ipmorantt!

拿知識製造黑色笑話。人腦真的很聰明！感謝畢恆達老師提供。
詳情參見《教授為什麼沒告訴我?》2010 全見版。