Alternating between an expressed superiority.

It is the ultimate act of hubris to state your opinion to another person.

Since man is inherent in "knowing" that he cannot survive alone, his perception looks for like-minded people and perceives them as "good", while those who are not like-minded present themselves to him as "bad".

Well stated. I consider this demonization of the "other" very short-sighted and inherently hypocritical. It is an aspect of "The Fundamental Attribution Error".

...are merely a deception of the mind and lead to a sense of separation, because opposites cannot be separated in this way, since all opposites condition each other.

The idea of "opposites" is a modern oversimplification. There are no true opposites.

Such comparisons are based on pride and create suffering.

I agree.

In fact, however, you can question your accustomed beliefs and investigate them.

Good point. You can't "choose" to believe or disbelieve, but you can "choose" to carefully examine your own beliefs, which may lead to a change in your beliefs. Conversely, you can "choose" to NOT examine your beliefs.