Unvernunft; Unvernünftigkeit; Unüberlegtheit; Gedankenlosigkeit; Unbesonnenheit; ohne Verstand
umsichtiges Entscheiden; taktvolles und vernünftiges Urteilen
make a choice among many; select the good (desirable, necessary, relevant) and discard the rest; decision to adopt or reject
prudence; distinction; discrimination
wisdom and good (common sense) judgment
dividing up rubbish into burnable and non-burnable
superficial (shortsighted) way of thinking; half-baked (foolish, ill-advised) idea