Rot-13 explanation:

Gur frevrf unf cbvagf vg zvtug raq, ohg qbrfa'g, naq gura qbrf noehcgyl raq abg irel sne vagb vgf ynfg frnfba. Gurer'f n yvggyr rkgen wbl gb or unq vs lbh qba'g xabj dhvgr jura vg jvyy or bire (frrvat gur rcvfbqr pbhag ba gung ynfg frnfba, va cnegvphyne, fcbvyf gung). Vg'f abg yvxr gung ehvaf gur fubj be nalguvat, ohg vg'f n yvggyr orggre vs lbh pna znantr gb erznva oyvaq gb vg.