talk is an easy part proof is very difficult....
$ M$ l; P8 |' C! z4 \: j, Gmy can can fly
% h; @" I h) |0 v+ T) }3 g公仔箱論壇my dog can sing
1 P8 F9 s8 w% o) ntvb now,tvbnow,bttvbbut i haven't see a lost UFO at my garden b4tvb now,tvbnow,bttvb K5 l0 K3 l% y. A
proof pal proof |