Power Quotes and Sayings - Quotations and Sayings about Power. Collection of 200+ quality quotes from various authors. The sole advantage of power is that you can do more good. Knowing others is intelligence; knowing yourself is true wisdom. Mastering others is strength, mastering yourself is true power. The price of power is responsibility for the public good. The fundamental concept in social science is Power, in the same sense in which Energy is the fundamental concept in physics. Power can be taken, but not given. The process of the taking is empowerment in itself. Our power is in our ability to decide.