Monkeys have always been in the running for internet meme royalty, right alongside cats, and the "Thinking Monkey's" expressive face has made him the perfect human stand-in. The photo shows a monkey ...

Here's a minor philosophical puzzle to ponder this Friday: The "see no evil," "hear no evil" and "speak no evil" monkey emojis. One monkey, three faces? Or three monkeys, each making a different face?