With Great Power Comes Great Responsibility  

I was working on a remote FreeBSD system and issued a sudo command. I really liked what the ‘preamble’ to the ‘password:’ prompt was -

We trust you have received the usual lecture from the local System Administrator. It usually boils down to these three things:

#1) Respect the privacy of others.
#2) Think before you type.
#3) With great power comes great responsibility.

Password:

With great power comes great responsibility - and my mind instantly went to this story: http://www.justpasha.org/folk/rm.html

Hail Unix!