Irregular Webcomic!

You can interpret anything as a risque euphemism if you're in the right frame of mind.

Or maybe that should be the wrong frame of mind.

I've done some snorkelling in a few different places around the world. (Not scuba diving, just snorkelling.) It is very cool and I've got to see all sorts of colourful fish, sea urchins, sea lions, and even a couple of large sea turtles. I highly recommend this as a holiday activity if you ever get the chance, even if you're not normally a water person. It's a truly eye-openi...

That first line almost stands by itself as a punchline.

I guess if the universe can be wounded, it needs giant space-amoeba-like white cells to travel around and heal them up.

Well, that's the best explanation I can think of for the Star Trek episode "The Immunity Syndrome".

Actually, elves love to pontificate. They reckon it builds bridges.