Who would believe such pleasure from a wee ball o' fur?

This Irish saying expresses affectionate surprise at how much joy can come from something very small and seemingly ordinary—typically a kitten, puppy, or other tiny pet described as a “wee ball o’ fur.” The rhetorical question (“Who would believe…?”) underscores the disproportion between the creature’s size and the emotional comfort it provides. In a broader sense, it celebrates modest, homely sources of happiness and the way companionship—especially the uncomplicated affection of animals—can brighten daily life. The dialect (“wee,” “o’”) adds warmth and intimacy, reinforcing the sentiment as a piece of folk wisdom rather than a formal maxim.