The frown didn't go unnoticed but it wasn't acknowledged either. Her facial expressions were of little consequence to him. He cared more to get to the meat of the matter, something she hadn't at first attempted to do. With such a wide topic as dream interpretation, to show up saying she wanted to know more was akin to to showing up and saying she wanted to learn more about...well...Hogwarts. There were many things to be discussed depending on what the focus was.

Thankfully, in the next minute, the young girl did get to the point by asking a specific question. They could start from there.

"Are they truly random, or do they only seem random because you haven't stopped to further peer into them?" A crucial question. When one failed to truly pause and meditate on all they remember, every part of the dream could seem inconsequential. Calvin paused a moment to let her think it over.

The man leaned back into his chair, tilting it somewhat at an angle while he considered the Slytherin. "But to answer the question, you must think beyond what you see. It's the same with the study of any novel. You can read it and enjoy the story for what it is, but you can also dig deeper to locate the themes, the hidden messages, the symbolism in the actions. Once you've picked apart the dream and stripped it to the bones, you can begin reassembling the dream in such a way that you can gain answers."