If there is one thing I've learned from posting here, it is that democrats are not tolerant at all. They are the small tent party. Now it is documented. They want to live in their own echo chamber.
http://thefederalist.com/2017/04/26/dartmouth-study-finds-democrats-least-tolerant-students-campus/
http://thefederalist.com/2017/04/26/dartmouth-study-finds-democrats-least-tolerant-students-campus/