Penicillin and plastic bags help a lot, fridges and hot water make manliness more comfortable and Tom Ford's fragrance range makes it smell better, but the idea that has pushed our lives into the light more than any other -ism or -ology is feminism.
It is my deepest belief that only by giving our lives do we find life. I am convinced that the truest act of courage, the strongest act of manliness is to sacrifice ourselves for others in a totally non-violent struggle for justice.
Fixing things around the house was the last bastion of manliness. But now, even that is getting taken away. As women become more economically independent, they are starting to fix things around the house for themselves.
I think it's safe to say that 'manliness' was a common theme in my upbringing. It was an assumed status, but - and here's the important bit - it was the Rudyard Kipling kind. The emphasis was on gentlemanly conduct, sportsmanship, fairness and stoicism.
Some of football's gaudiest displays of manliness are purely aesthetic. It's not what players do, it's how they look doing it.
Do not fall prey to the false belief that mastery and domination are synonymous with manliness.