If we look at the ancestors of humankind’s ancestors, we come across fungi in the family tree. Humans are more closely related to fungi than to the plant kingdom.

Hallucinogenic magic mushrooms have made humans what they are today. Magic mushrooms have the effect of making people produce more BDNF which helps the brain to develop better. Although this is still only a hypothesis, we believe it is plausible because magic mushrooms are also mind-expanding nowadays.
It might all sound a bit far-fetched, but a good explanation goes a long way. Take a look at this