s!\B\w+\B!join'',sort$&=~/./g!eg

P:\test>junk
Down taht path leis madenss. On the oehtr hand, the raod to hell is paevd with meilntg sabllnows.
Aghlotuh the Perl Saglon is Tehre's More Tahn One Way to Do It, I haeistte to make 10 ways to do sehimnotg.
And don't tell me tehre isn't one bit of dceeffinre beeetwn nlul and sacpe, bacesue taht's eacltxy how mcuh dceeffinre tehre is.
Raadnl said it wloud be tgouh to do in sed. He ddin't say he ddin't uadennrstd sed. Raadnl uaddennrsts sed qitue well. Wchih is why he uess Perl.
As uasul, I'm oaeinrsttvg the case to kcnok a few nenorus loose, but the trtuh is uallsuy seehmorwe in the mddlue, uh, mddile.
Of corsue, I reersve the rghit to make whlloy siptud caeghns to Perl if I think tehy imoprve the laaggnue.