One of the hallmarks of a relationship with parents is the mental folder marked 'Top Secret'. It contains the stuff you've never told them for some reason or the other. It's strictly confidential, to be taken to the grave (or the pyre). But hey, random people on the internet don't count, as we found on this Quora thread. In the same vein, we compiled some of the weirdest, saddest, and downright maddest secrets that people have kept from their folks.
What an emotional rollercoaster!