manly

miehekäs, miehinen

miehisesti Having the characteristics of a man.
Having qualities befitting a man; courageous, resolute, noble.
Shakespeare

Let's briefly put on manly readiness.

Serene and manly, hardened to sustain / The load of life.

Without a successful defense of one's city, none of the other virtues would be possible; manly courage seems to be a precondition for anything else worth achieving in life.