I was told that as well, and I just thought, it's not like after I tell I'm out of the woods. Horrible things don't wait for people to know or not.
It's not bad luck, bad luck is saying no to when asked if you're pregnant (I don't know why people insist on saying no) Good luck is when people know and are ecstatic and cheering you on, and sending positive thoughts to you and your baby.
This is bad luck->>>
https://37.media.tumblr.com/tumblr_mcdeunrT5E1rig6tio1_500.gif