[Ah. For this, Beatrice will put forth the effort of manifesting physically. Beatrice reappears, in her Eventide finery, appearing as flesh and blood, and offering Tali a hot cup of tea that probably doesn't exist materially.]

Ah. I didn't realize other worlds had those. A pool of illusion, hm? And someone who, knowing it was there, would return again and again until they found a "Truth" they could accept.

Tell me, how much do you know about these "mirror images"?