[PhilWright]

Well the research says you are wrong. This is not exactly exiting bed time reading but shows my point.

https://www.researchgate.net/publication/38061313_Men_and_Th...

[moomin]

Actually, you've shown nothing. No-one's denying these differences exist. The question's whether they're mutable. And gender expression is clearly mutable, you just need to visit an old art gallery to see that.