* First contact between humanity and the Europans may well have been the least serious meeting of its kind in history, since it consisted of a human probe drilling though the ice to find a group of sapient squids floating around waiting for it to get through, with said squids then sending the following message in plain English text; ‘Greetings from Europa. We hope you come in peace. And don't fall to pieces.’
** Speaking of the Europans, one of the questions they asked one of the human diplomats was 'Who shot J.R.?'
** WordOfGod has it that two Europan diplomats have worn [[Series/DoctorWho bowties and fez]].
* The Edani treat everyone who is obviously intelligent the same. There is a rumour that they are treating human politicians like especially intelligent pets.
* The Edani who emigrated to a human-built space colony named 'O'Neill' didn't really understand the concept of a 'political party' and actually threw parties for the various new politicians.
* The God Emperor of Jerat is proclaimed to be capable of taking full responsibility of his role, and invites Karen Shepard, [[NeverLiveItDown who years before drunkenly declared herself "God Empress of Mars"]], to the Citadel. Karen Shepard's answer includes several curses in fifteen different languages.