The most important aspect of spiritualism is the emphasis it gives to a belief in the necessity of social interaction, good treatment of the planet, and an overall duty to care for others. Spiritualism is not a religion in the strictest sense, but rather a set of beliefs and practices designed to help people achieve happiness and success in their lives. This is why some consider spiritualism to be a more effective form of religion than any other.
Because of its emphasis on social aspects, spiritualism can sometimes seem overly concerned with matters of the mind and soul. But this is only one aspect of spiritualism. Its emphasis on living a simple life and focusing on helping others makes it a religion that can appeal to a wide variety of people. Indeed, it is this consideration that makes spiritualism a very viable religion for people of almost any culture and creed.
One of the most important things to note about spiritualism is that it requires beliefs that are hard to change. This means that those who choose spiritualism must be committed to the idea that the fundamental beliefs they hold are the right ones. And the ideas that underlie those beliefs are most likely to change over time. That's why spiritualism often requires renunciation and a willingness to let go of old beliefs in order to achieve new ones.
In addition, the nature of religious institutions makes it difficult for people to question their basic beliefs. Some people simply cannot let go of deeply held religious beliefs. In this way, traditional spiritualism can be considered a limiting philosophy. Fortunately, however, more modern approaches to spiritualism have been developed that make it easier for people to question their basic beliefs.
Spiritualism may not be the perfect religion. It may not provide all of the answers people seek. However, it does stand out as one of the few religious options that provides significant intellectual content that is easy for many people to explore. It offers something to people who other religious options fail to offer.