In a language as cool as Perl, there are many ways of doing even the simplest task. Take finding out which of $x and $y are bigger. I can think of at least 4 ways of doing that.
How many can you think of? What about other functions that are somewhat ubiquitous in nature that you can write many ways?
Being right, does not endow the right to be rude; politeness costs nothing.
Being unknowing, is not the same as being stupid.
Expressing a contrary opinion, whether to the individual or the group, is more often a sign of deeper thought than of cantankerous belligerence.
Do not mistake your goals as the only goals; your opinion as the only opinion; your confidence as correctness. Saying you know better is not the same as explaining you know better.