“Do nothing, of which you understand nothing.”
15.-21.
5. 7, 8, 9, 6. 10, 11, 7. 12, 8. 13, 9. 14, 15, 10. 16, 17, 18,
15. 25, 16. 26, 27, 17. 28, 29, 30

Pythagoras
thinker, philosopher, priest, mathematician, composer of harmonical music, founder of our scientific age; he formed, among other terms,
the terms “cosmos”, “mathematics”, “philosophy” and “harmony”