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.
As human beings, our greatness lies not so much in being able to remake the world - that is the myth of the atomic age - as in being able to remake ourselves.
Constant development is the law of life, and a man who always tries to maintain his dogmas in order to appear consistent drives himself into a false position.