Are creeds such simple things like the clothes which a man can change at will and put on at will? Creeds are such for which people live for ages and ages.
Experience convinces me that permanent good can never be the outcome of untruth & violence. Even if my belief is a fond delusion, it will be admitted that it is a fascinating delusion.
Use truth as your anvil, nonviolence as your hammer and anything that does not stand the test when it is brought to the anvil of truth and hammered with nonviolence, reject it.