Apparently, some people interpret the period to be an indication of aggression, at least when texting. Ben Crair, writing in the New Republic, explains that many people are omitting periods in everyday text messages. Consequently, they assume the inclusion of a period means trouble. To those people I say, Bollocks! A period means the end of a complete thought–aggressive, pleasant, or otherwise. If I’m angry, I’ll tell you, like this: your omitting periods really ticks me off.