If you spend time with crazy and dangerous people, remember – their personalities are socially transmitted diseases; like water poured into a container, most of us eventually turn into – or remain – whoever we surround ourselves with. We can choose our tribe, but we cannot change that our tribe is our destiny.
It is a well known fact that even among highly cultured peoples the belief in animism prevails generally. Even the scholar may kick the chair against which he accidentally stumbles, and derive great satisfaction from thus 'getting even' with the perverse chair.
Among peoples who possess a highly developed pugnacious instinct we find the greatest progress in the arts, sciences, social and political organization, commerce and industry. The instinct takes the milder form of rivalry which is the motive force of the great portion of the serious labors of mankind.