好機逸すべからず。

好機逸すべからず。

Strike while the iron is hot.

好機(こうき)逸(いっ)すべからず。

Kōki issu bekarazu.

好機 (こうき)

good opportunity; chance

逸す (いっす)

to lose (a chance); to miss (a chance); to overlook; to omit; to forget; to deviate; to depart from (the norm, etc.)

可し (べし)

shall; should; must

Readings: コウ、この.む、す.く、よ.い、い.い

Meanings: fond, pleasing, like something

Readings: キ、はた

Meanings: loom, mechanism, machine, airplane, opportunity, potency, efficacy, occasion

Readings: イツ、そ.れる、そ.らす、はぐ.れる

Meanings: deviate, idleness, leisure, miss the mark, evade, elude, parry, diverge