There are certain healthy fibers of the American soul that are diametrically opposed to Socialism, and to everything that comes along with the Socialist mindset.
Perhaps it is better to refer to the Socialist personality, rather than to the Socialist mindset. This is because Socialism, once accepted, permeates every aspect of the person. So the personality is more profound than the mindset.
This is well explained in the booklet Exposing Socialism: The Errors of Russia, by Luis and Gustavo Solimeo.
You can download a free copy here:
However, after this excellent booklet was written, other more recent aspects of the Socialist personality in Europe have surfaced, such as described in this article: