Karau is a last name for cool, energetic, but Aldo most of the time chill and fun to be around. Karaus are also beast in sports and everything they put there mind to.

Briefly, "the realization that each random passerby is living a life as vivid and complex as your own." Originally from the Dictionary of Obscure Sorrows, which has a lot more beautiful neologism definitions like this you might enjoy.