> Islam for example is a religion, that you can not leave. I personally don't know what Islamic teaching says on the matter, but there seems to be a reasonable

> Islam for example is a religion, that you can not leave. I personally don't know what Islamic teaching says on the matter, but there seems to be a reasonable number of "ex-Muslim" organisations around the world, the existence of which makes an empirical case that, for practical purposes, you can indeed leave. https://en.wikipedia.org/wiki/List_of_ex-Muslim_organisations https://en.wikipedia.org/wiki/List_of_ex-Muslim_organisation...