王羲之《兰亭集序》：“仰观宇宙之大，俯察品类之盛，所以游目骋怀，足以极视听之娱，信可乐也。”
Looking up, I see the immensity of the cosmos; bowing my head, I look at the multitude of the world. 
The gaze flies, the heart expands, the joy of the senses can reach its peak, and indeed, this is true happiness.