3 fortune \- sample lines from a file
11 prints a one-line aphorism chosen at random.
14 is specified, the saying is taken from that file;
15 otherwise it is selected from
16 .BR /sys/games/lib/fortunes .
18 .B /sys/games/lib/fortunes
20 .B /sys/games/lib/fortunes.index
21 \ \ fast lookup table, maintained automatically
23 .B /sys/src/cmd/fortune.c