Why is it worth it? Because you say so? A person who holds a minority belief may risk personal and professional alienation if he expresses that belief without restraint. How do you know that self-expression is worth it for him?
Isn't this post an example of the pathology it describes? "Being true to yourself" is something you're supposed to believe in post-1960s American culture. The author offers nothing but emotion-based arguments for a popular ideal.