"Knowing others is intelligence; knowing yourself is true wisdom. Mastering others is strength; mastering yourself is true power."
— Lao Tzu
Knowing Others Is Intelligence Knowing Yourself Is True Wisdom Mastering Other
Knowing others is intelligence; knowing yourself is true wisdom. Mastering others is strength; mastering yourself is true power.
From Tao Te Ching
Source
Tao Te Ching, Chapter 33