What makes a person psychology insane?LIke in a way that they are able to also make others go insane

Impulsive behavior

Explanation:

They don't think before they move or do something and it is normally something that could cause harm or get into trouble.

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.