You're aware that WordPress posts, pages, and other post types can accept comments if you choose to allow them. However, it’s also up to you to whether or not to engage the users to leave commments on your website.

This also means that you can completely disable the comment box as per your preference.

But most bloggers do not disable comments as they help site owners on the SEO perspectives.

Please note that comments are the expression of a visitor's impression regarding the CONTENT of a website; whereas, a feedback is HELP for a website owner in terms of its layout, content structure, criticism or compliment.(Detailed treatment in the next tutorial)

We're ALL beginners at a certain point, a task or a mission. Haha...LOL
That said,

Here are three key parameters that you should be adopting while performing an effect comment for a blog post: