you can't win
Also, you just can't win. Whatever one does is wrong or not enough, as in Every time I block one of the woodchuck's holes, I find another; you just can't win. [First half of 1900s] For a synonym, see damned if I do, damned if I don't.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.