I was looking at brain teasers and optical illusions and I found a very interesting paragraph from brainden.com The following is not a riddle, just something interesting.
The paragraph said,
Even though the letters are jumbled in the following paragraph, most people have no trouble reading it!
Aoccdrnig to 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 ltteer be at the rghit pclae. The rset can be a toatl 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.
Now that's something!