 What would've happened if Bertrand had tried to introduce himself to the aliens in his building?
Every man in the Diplomatic Corps who developed a twitch or a quirk was shipped to Saarkkad IV to work under Bertrand Malloy, Permanent Terran Ambassador to His Utter Munificence, the Occeq of Saarkkad. To violate the rigid social setup of Saarkkad would mean the instant closing off of the supply of biochemical products that the Saarkkadic laboratories produced from native plants and animals—products that were vitally necessary to Earth's war, and which could be duplicated nowhere else in the known universe. It wouldn't have been a problem at all if Earth and Karn had fostered the only two intelligent races in the galaxy. They had no intention of sticking their figurative noses into a battle between the two most powerful races in the galaxy.
 He would likely have lost some respect.
 They would have punished him for revealing himself to the public.  He would've made some more friends and felt less isolated.  He would likely have lost some respect.  They would have laughed at him for his human/Terran social tendencies.