What are the origin of the belief of supertitious belief?

Beliefs which have no rational basis in fact - such as avoiding stepping on lines, walking under a ladder, having a black cat cross your path, etc.

Beliefs in things which cannot be proven, things like the existence of fairies, sea monsters etc

- 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...

Im "superstitious"examples are,throwing salt over your shoulder if you spill it,not walking under a ladder,black cat crossing your path is considered unlucky,and not opening an umbrella inside,ther...

It is when people believe in something that holds no logic at all, someting done by a higher power, its called being stupid. Like -you will be unlucky for seven years if you brake a mirror or cursed...