If the work is pure then you have to think it could be understood. If it is not understood it doesn't mean that your work is not accessible. It doesn't worry me, but, of course, I would be pleased if people liked my work.
“I don't actually like explaining the meanings of my songs, because I think people can take away more from it if they use their imagination.”
“I see it as my job to try to keep Bach in the mainstream and present his music with, rather than without, its emotional core.”