The title, "Ipsa Scientia Potestas Est," is a latin phrase meaning "knowledge itself is power." It is a quote from Sir Francis Bacon's "Meditationes Sacrae" (1597).
In the bar where Helena (Tatiana Maslany) is drinking...Paul (Dylan Bruce) wonders if Mark (Ari Millen) was Special Forces or JTF2. The Joint Task Force 2 is an elite Canadian anti-terrorism unit garrisoned in the Toronto area. While JTF2 is not quite a secret, little information about it is released by the Canadian government.