The universe is probably littered with one-planet graves

It's tempting to just write a comic called 'Everyone Mail Randall Munroe Twenty Bucks' - maybe it would work, and I could just close down the 'xkcd' store and sit on a beach and draw pictures and make snarky Reddit posts for the rest of my life.

If at first you don't succeed, that's one data point.

I read comics and I did science, and never really put them together until I accidentally found myself in the middle of one.

A million people can call the mountains a fiction, yet it need not trouble you as you stand atop them.

Sometimes I mistake this for a universe that cares.

I've always thought that one of the the great thing about physics is that you can add more digits to any number and see what happens and nobody can stop you.