https://www.sciencedaily.com/releases/2018/07/180724174314.htm > After analyzing hundreds of exchanges between Wikipedia editors, the researchers developed a computer program that scans for warning signs in the language used by participants at the start of a conversation -- such as repeated, direct questioning or use of the word "you" -- to predict which initially civil conversations would go awry. > Early exchanges that included greetings, expressions of gratitude, hedges such as "it seems," and the words "I" and "we" were more likely to remain civil, the study found.