kell' onni on, se onnen kätkeköön

Finnish

Etymology

From Eino Leino's poem Laulu onnesta (from Hiihtäjän virsiä, 1900), line 1

Proverb

kell’ onni on, se onnen kätkeköön (literally, “who has joy, let them hide it”)

1. Do not make a fuss by boasting about something you have just because you can. Hide your light under a bushel.