生存是人類第一要務,
而快樂卻是生存的唯一原則。
快樂是一個人心靈和精神所表現出來的滿足,
是最最純潔和高尚的享受。
Survival is the first priority of mankind, and happiness is the only principle of survival. Happiness is the satisfaction of a person's heart and spirit, and it is the purest and noblest enjoyment.