Such cultural problems generally evolve over time into distortions of what began as an admirable quality in an institution or organisation, but they are hijacked by misguided or malevolent people and become a device to exclude the vulnerable and the different from the dominant group. Often in hyper masculine environments, like armies, the 'other' is defined by being weaker physically, not drinking 'like a man', being more introverted or intellectual, and of course female.
Address at the International Women's Day Conference (2013)