Bruce Lee, the lethargic fish in the hotel room, was even closer to the rocks than this betta.Credit...Rolf Kopfle/Photolibrary, via Getty Images Can a fish be depressed? This question has been floating around my head ever since I spent a night in a hotel across from an excruciatingly sad-looking Siamese fighting fish. His name was Bruce Lee, according to a sign beneath his little bowl. There we w