Young Female Chimps Cradle Stick-Toys like Dolls

[4th law of robotics]

6. Nature seems to like the bell-curve

So for something easy, let's say height, you can find a significant difference in means between men and women. However you will always have outliers: men who are shorter than most women. Or women who are taller than most men.

No description of humans (particularly the multi-factorial and difficult to measure subject of behavior) will ever accurately contain absolutes.

We don't even all have 46 chromosomes. But we can talk in generalities that apply pretty well to the majority of the population with the assumption that there *will* be people who don't fit.