Complex sentence: Arturo feels strongly about the cause of the men's rights advocates on this earth, so he runs for mayor anyway, and justifies this by saying that his principles of non-interference are subject to a process of evolution.
Split into simpler sentences: Arturo feels strongly about the cause of the men's rights advocates on this earth, and he runs for mayor anyway. He justifies this by saying that his principles of non-interference are subject to a process of evolution.