I have no doubt it does— being in touch with one's emotions can only serve to make them easier to draw on.

[He has found his own experiences to be quite similar. Perhaps being both an artist and endlessly curious means he is especially well-suited to open his mind up to the world around them and allow dream and emotion energy to work through him.]

I have been experimenting with it at length.

[He pauses in his explanation as he lifts the cask he'd brought with him and uncorks it, proceeding to pour the cider into the pot provided.]

It is not so different from how I would cast spells in my own world, drawing on the energy in my surroundings.