According to lines 10-11, people who think systematically

composed a large portion of early civilization.

are outnumbered by people driven by emotion.

determine the course of human progression.

think with childlike minds.

are the modern equivalent of medicine men.

determine the course of human progression

Explanation:

Systemic thinking is the attitude of the human being, which is based on the perception of the real world in terms of totalities for analysis, understanding and action, unlike the approach of the scientific method, which only perceives parts of it and in a disjointed way.