Does he have PTVD caused by some horrifying experience in battle or even something involving family deaths? Or do you think he just prefers not to talk? If so, then why does he prefer not to talk? Anti-Social? Let's hear some possibilities. Be creative.
[Edited on 08.29.2011 10:29 AM PDT]
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He talks, but at such an insanely high frequency that we can't hear him. Either that, or his Gordon Freeman's great, great...great grandson. [Edited on 05.09.2012 3:09 AM PDT]