Earlier quoted context omitted.
I think the actual firing is very objective. He was under NDA but violated it. They reminded him to please not talk in public about NDA-ed stuff and he kept doing it. So now they fired him with a gentle reminder that "it's regrettable that [..] Blake still chose to persistently violate [..] data security policies". And from a purely practical point of view, I believe it doesn't even matter if Lemoine's theory of sent…
If he truly believed it to be life, and in danger of being destroyed, he has an obligation to whistle blow. "The Measure of a Man" in season 2 of Star Trek The Next Generation comes to mind.
Live long and prosper.