a CPAN-module used by thousands of other programmers
an elegant implementation of a complicated algorithm
a really clever obfuscation
my first perl-program
a feature deep inside the perlmonks-code
my contributions to the perl5/perl6 core
at least 5 of the above
not existent - pride is a sin
something else
Update: Added the option "pride is a sin" according to the proposal of an anonymous monk. Update2: Added two more options as suggested by Tux. (Actually I liked all of those, but the poll is already very long ...)