If you have a particular genre that you like, you can scan through the Hall of Fame lists and probably find a lot of gems there. We all have our kinks and preferences.
Another option is when you find a story or writer you like, check out to see what *their* favorites are. Too many don't list anything at all, but sometimes they do, and sometimes you get lucky. Explore a little and check them out. You might find some real treasures out there.