"I take great offense to my culture being defined ..."
Total straw man, he didn't define any culture as this, he noted that it's one characteristic of our culture.
"Yes some people do that, but VERY few."
That's irrelevant. Baghdad is still a dangerous city for Americans to walk around alone at night despite an overwhelming majority of the populace not being insurgents. Do you want to walk around Baghdad at night alone?
"As to being bigger and stronger, perhaps we should look to the nation of Japan and the feats its military was able to achieve with men roughly the size of north american women"
Maybe in this context you should look at Japanese men and women and find that in this case, as in pretty much every culture, men tend to be bigger and stronger then women and violence from one to the other is heavily weighted in the same direction.
"Women are perfectly capable of defending themselves."
Nonsense, they are not "perfectly capable", hence the omnipresent criminal justice systems in modern societies.
"Also, keep in mind that a man is twice as likely to be assaulted as a woman so from a statistical perspective it is men who should be fearing for their safety as they post their gender online."
Really you're quoting generic bar fight/domestic statistics when stalking (esp cyberstalking) is obviously far more relevant? Easiest thing to find showed women as 3-1 more likely to be stalked: