[Never one to get into the mode of the philosopher, Ryuji thinks about that for one, single, solitary moment.]

You think that's how gods come to exist?

[He's contemplating on the nature of reality.

While also being with Dave long enough that he forgets his boyfriend at one point, or maybe still is, whatever- is a time god himself. Despite the fact that he drools on him pretty much nightly.]

You believe in somethin' so much and then a bunch of other people believe in it, and then. Bam. You've got yourself a throne up in heaven.

[There's some merit to it; his experiences in Tokyo taught him about thoughts and reality and what happens when they converge into one.]