But it's still religious philosophy as it said. ._. I don't see how one can be non-religious and be a part of a religion without going against his non-religious attitude.
Simple Definition of religion
: the belief in a god or in a group of gods
: an organized system of beliefs, ceremonies, and rules used to worship a god or a group of gods
: an interest, a belief, or an activity that is very important to a person or group
Full Definition of religion
1
a : the state of a religious <a nun in her 20th year of religion>
b (1) : the service and worship of God or the supernatural (2) : commitment or devotion to religious faith or observance
2
: a personal set or institutionalized system of religious attitudes, beliefs, and practices
3
archaic : scrupulous conformity : conscientiousness
4
: a cause, principle, or system of beliefs held to with ardor and faith
Full Definition of religious
1
: relating to or manifesting faithful devotion
to an acknowledged ultimate reality or deity <a religious person> <religious attitudes>
2
: of, relating to, or devoted to religious beliefs or observances <joined a religious order>
3
a : scrupulously and conscientiously faithful
Wikipedia said:
Religion is a cultural system of behaviors and practices, world views, ethics, and social organisation that relate humanity to an order of existence.
The concept of religion isn't exclusively theistic.