If they were shocked, then Gregor had no further responsibility and could be calm. But if they took everything calmly, he he, too, had no reason to get excited and could, if he hurried, actually be at the station by eight o'clock.
His biggest misgiving came from his concern about the loud crash that was bound to occur and would probably create, if not terror, at least anxiety behind all the doors. But that would have to be risked.
However, Gregor had become much calmer. All right, people did not understand his words any more, although they seemed clear enough to him, clearer than previously, perhaps because had gotten used to them
I hope it is nothing serious. On the other hand, I must also say that we business people, luckily or unluckily, however one looks at it, very often simply have to overcome a slight indisposition for business reasons.