In a sense it's a rather positive way of thinking, no? Surely having a shared set of beliefs is a pretty good starting point.

I'm certainly not religious, but it feels rather cynical to make fun of this.

Imagine walking into a random neighborhood, finding a stranger and one "Salam" later, you are like brothers; willing to die for them.

Oh yeah, it's a superpower in-practice actually. Alhamdulilah!

Quran 49:10