The word "Belief" is a signal that the speaker is consciously conceding that an alternative philosophy could result in a different conclusion. Therefore the word shouldn't be used when referring to anything possible to learn or verify. "Belief" is for discussing original ideas, or subjects that can only be guessed at. it takes a lot of humility for a person to acknowledge that to believe in something which could be verified, is to admit to choosing an argument before fully understanding the subject. I "Think?"