Basically, you know nothing about him and are willing to make up stuff based on own imagination.

> my basic argument was that douglass tried violence, found it didn't achieve his aims, and decided to use his intelligence and empathy instead, and achieved

This is categorically false. You made that up, because you want it to be true (for mysterious reasons).

I write on mobile, I misspell. But, at least I took some interest in that man. And I did not made up whole life philosophy of man I don't know anything about living in social environment I know even less about.