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This article  A Clean Well-lighted Place  has profound meaning in itself, and its author is a famous writer. When I first read this story, I only feel angry about this young waiter and pity for the old man. After our teacher analyzing it during the class, I have a better understanding about this story and I want to share my opinions with you. The story reveals a common phenomenon in our society, talking about the relations between the old and the young, wealth and happiness, selfishness and kindness, indifference and sympathy. Characteristics: The old man is a despaired man but still keep his dignity, and eager to gain warmth and companion from other people. He is a typical image of hero in Hemingway's novels, such as the hero of the Old man and sea, Santiago. All of them have great courage to confront with harsh life and uncontrollable predestination. From the younger waiter’s words, we know that the old man had committed to suicide, which shows he loses his hope. He...

Myopia refers to a pathological state that is clearly seen in the distance and is unclear in the distance. It is a kind of refractive error, and the visual object can not converge on the retina   through the refraction of the refractive system of the eyeball, so it cannot form a clear image on the retina. It is generally believed that the main cause of non-hereditary myopia is the excessive adjustment burden caused by excessive reading and other close-range activities. When the eyes are used for a long time, the ciliary muscles will paralyze and temporarily  lose the ability to relax, which would cause unclear vision, thus forming pseudo myopia. As a result, the ciliary muscle of the ankle may stimulate the stretching of the anterior and posterior axes of the eyeball, thereby causes irreversible true myopia. When we narrows eyes, the eyes can limit the incidence of light, thus reducing  aberrations and making us see clearer. Actually, long-term squinti...