1. Plato postulated about the golden proportions of beauty, the " magic ratios " that make a face pleasing to the eye.
2. The beauty of the architecture of the old buildings fanning a spacious courtyard is pleasing to the eye and mind.
3. Colorful, auspicious patterns on the roof and columns are pleasing to the eye.
4. No wonder people complain the Expo is not pleasing to the eye.