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
ἀχθηφόρος, -ον (Μ)επώδυνος, οδυνηρός.[ΕΤΥΜΟΛ. < άχθος + -φορος < φέρω.