bad luck
superstitions
superstitions
black cats are bad luck and if you break a mirror its 10 years bad luck.
if you spill salt the take a pinch and throw it over your shoulder.
don't walk under a latter cause it might fall on you.
the people thought that if u step on a crack that your mom will break her back.
that's why people are so superstitions on hollowness.
http://esl-voices.com/2011/10/27/a-little-halloween-learning-and-fun/