βορβόρῳ δ' ὕδωρ λαμπρὸν μιαίνων οὔποθ' εὑρήσεις ποτόν → once limpid waters are stained with mud, you'll never find a drink
ἀβεβαίως, ἀκαταστάτως, ἀκροσφαλῶς, ὀλισθηρῶς, μετεώρως