and here's a joke to test your rot13 decryptor

q. why did the chicken cross the road?

a. gurer ner frireny cbffvoyr ernfbaf, ohg vg'f vzcbffvoyr gb qrgrezvar gur nafjre onfrq ba gur vasbezngvba jr jrer tvira. vs lbh bssre zber qrgnvyf jr zvtug or noyr gb uryc.