-13 Tbbq jbex. Vs lbh pna ernq guvf, gur dhrfgvba vf jurgure vg'f qhr gb jbaqreshy pbqr... be n pbzovangvba bs tbbq pbqr naq tbbq yhpx. Gur xrl urer vf n fcrpvny bar: xrrc tbvat, naq gel gur arkg zrffntr.