The only valid data for psychology are the reports of trained observers.
解析:世间万物都是相对而生,相互依存,体现了老子的辩证思想。
"To be Irish is to know that in the end the world will break your heart."
语言是我们思想的镜子。
The desire for recognition, the thymotic part of the soul, is the most fundamentally human part of the human being.