"Welp, it's night-time, better take some of these ores I got and craft some better armor! Maybe I'll fight the Eye of Cthulhu in a day or two. Good thing I 'got a solid house now, now I can craft and wait in peace--"
Knock.... Knock... Knock... Knock...
Either way, I end up killing every zombie I see, be it while defending myself/my NPC's or to get them to stop headbutting my doors.