Want to be a man? By which I mean; honesty, integrity, reliability, rectitude, morality, moral fortitude, wisdom, knowledge, circumspection . . .
…uh, yeah, I wish I was more of those things.
Then just act like one. You don’t get to put this off until you feel like getting around to it.
I beat the drum about The Art of Manliness pretty regularly, and here are two more percussive suggestions: