This man's socks created the perfect optical illusion

Everyone loves a good optical illusion. There's a weird sort of delight in realizing that you can't always control your brain's perception of something, even if you try really, really hard to fight against it.

This optical illusion -- or, ok, it's really just an impressive camouflage situation -- spotted on a New York City subway train is one of those when-you-see-it photos that often pop up on Reddit's Mildly Interesting subreddit.

CARD ID: 258342, CARD TYPE: Imgur

Fun! Now look at these circles, this hoofed newlywed, these seemingly squiggled lines, and then go lie down because your brain needs a 20-minute nap.