[Moriarty gives a laugh as he sets everything down on the table, sitting down himself.]

Coffee does have that affect, certainly! Much too intense for my age, sadly.

[He puts a cup - with a special mustache guard - in front of him, before offering a clean cup for Hubert.]

What's in the pot this time is...hm, not truly a tea, but one familiar to me nonetheless. And it should be more favorable to your palate than whatever you currently happen to be drinking!