Because of our library system anyone in America can educate themselves in any field they desire. If they are confused, librarians (that without exception in my forty-seven years experience with them) actually want to help; they take the time to try and get whatever is needed. For free. For anybody.
He can be regarded as the great master of simplification. The art of resolving the tension at the critical moment and in the most effacious way so as to clarify the position as desired is Capablanca's own.