Here is the full list of all 6 Locke(d) achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
"I hate you, from the bottom of my heart."
"It is beyond your power to escape this place."
"To me, a new moon is the moon's most beautiful form."
"You wish to talk about me?"
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"Tell me, would you put such a computer out of its misery?"