"Don't be evil" => What's evil?
"Don't build weapons" => What's a weapon?
"Don't build weapons" => What's a weapon?
"There's a difference between being peaceful and harmless".
I'm with you. I think weapons are important. I don't like double-speak, though.
The most obvious example would be Ukraine having given up their nuclear weapons following the fall of the USSR. It hasn't exactly worked out well for them.
edit: formatting