Example of supertitious belief

- 13 is an unlucky number

- a black cat crossing your path is bad luck

- a crow or blackbird crossing your path is bad luck

- walking under a ladder will bring bad luck

- breaking a mirror brings seven years of bad luck

- wishing on a shooting star is good luck

- carrying a rabbit's foot is good luck

- starting a journey on a Friday is unlucky

- seeing your bride in her dress before the wedding will doom the marriage

- the sound of a bell will drive away demons (gremlins if it's on a motorcycle).