I Was a Shy Intern Who Greeted a Deaf Man in Sign Language — I Had No Idea the CEO Was Watching or Who the Man Really Was

I was a shy intern, the kind of person who practiced saying “good morning” before stepping into an elevator.
During my third week at Hawthorne Technologies in Seattle, I noticed an elderly man standing alone in the marble lobby. He wore a faded brown coat, carried an old leather briefcase, and kept looking between the reception desk and the security gate.