https://www.google.com/search?q=christendom+kenmerken&sxsrf=ALeKk02y-IEY3i-GZNqrgLzGt8vx6ULT-Q%3A1623839354297&ei=etLJYOGoEa2LjLsP5tS1yA8&oq=christendom+&gs_lcp=Cgdnd3Mtd2l6EAEYATIECCMQJzICCAAyAggAMgIIADICCAAyAggAMgIIADICCAAyAggAMgIIADoHCCMQsAMQJzoHCAAQRxCwAzoICAAQFhAKEB46BggAEBYQHjoFCAAQyQNQu2tY-HRg94sBaAFwAngAgAGQAYgB6gWSAQM4LjGYAQCgAQGqAQdnd3Mtd2l6yAEJwAEB&sclient=gws-wiz
https://wikikids.nl/Humanisme
https://nl.wikipedia.org/wiki/Deugdethiek
https://www.betekenis-definitie.nl/Plichtethiek