After Tumblr user ChuckQuizmo purposefully mistranslated the Japanese word for "lettuce" as "never give up," other users on the microblogging network began sharing inspirational photos of lettuce.

Grumpy Cat destroys the world in this Nyan Cat parody by YouTuber Simon Johnson.

That cat might look cute napping in your Christmas tree, but it's probably just thinking of ways to tear it down.

This caption often appears on photos of animals completing human tasks when they are not presumably skilled enough to do so. Oh dog, you're not even holding the controller!

Now that's some hot ninja action right there.