mies se tulee räkänokastakin vaan ei tyhjän naurajasta

Finnish

Proverb

mies se tulee räkänokastakin vaan ei tyhjän naurajasta (literally, “snotnoses grow up to be men too, yet not those who laugh at nothing”)

1. Someone who always finds humor in things and can never take them seriously is never going to amount to anything useful; in general, a proverb against not taking things seriously.