Twain remarked about the christian science of mind-cure , stating that it is hard to explain contemporary Christians lacking this power when early Christians presumably possessed it .
Eddy apart , Twain felt ambivalent toward mind-cure , arguing that `` the thing back of it is wholly gracious and beautiful ... If they were true seventeen and eighteen and nineteen centuries ago it would be difficult to satisfactorily explain why or how or by what argument that power should be nonexistent in Christians now . ''
Christian Science