ἐπὶ ξυροῦ γὰρ ἀκμῆς ἔχεται ἡμῖν τὰ πρήγματα → our affairs are balanced on a razor's edge, our affairs are set upon the razor's edge
P. and V. δυσχέρεια, ἡ, V. βάρος, τό.
terribleness: P. δεινότης, ἡ.