Earlier quoted context omitted.
> it's because English is an easily-learned language The only way you could possibly believe that is because you are a native speaker and didn’t have to learn it as a second language. English is notorious for being difficult to learn. Especially the abomination of our written language. Try learning Spanish to see what a truly easily-learned language looks like.
Spanish has much more complexity: complicated verb conjugation, gendered nouns, etc. English has no gender at all, and very little conjugation, and what conjugation it has is simple, except for a handful of words that it inherited from German. English isn't "notorious" for being difficult to learn at all. Citation needed. It's spoken all over the world. It's known for being difficult to become extremely proficient in…
The Indo-European gender difference still survives in the distinction between he, she, and it.
More interestingly, English is in the process of developing a gender distinction between people and non-people, reflected in the use of the relativizer who for people and which for non-people. (The words do not otherwise differ; this is a purely grammatical distinction!) This incipient gender distinction is absorbing the old one, leading to the feeling that it expresses that the referent is not a person.