I literally just explained you why I brought up that case. You didn't have to dive into the details.
Again, in both cases (me saying that sincere morality does not exist, an anti activity activist ) the person who is being lectured, despite being shown a lot of evidence, only to dismiss it due to a confirmation bias. We are not talking about children who visited a crummy zoo whose perception of zoos changed after visiting a good one. We are talking about adults who
If you explained to me all those stuff about morals and our holy obligation to save the biodiversity only for me to dismiss it by
1) not providing anything to counter your points while
2) not admitting that I was wrong,
then I don't understand how you really think that anti zoo activists are going to have an open mind let alone change their world view if you give them an essay of an counter argument to their claims. That is my point.
If you still are unable to understand what I am trying to explain then the best I could say is "sucks for me that I don't know English as a first language I guess" and suggest you to write your reply as a private message because frankly I don't want to steer away from the topic of NYT writing an article saying "zoos bad".