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The development of science and technology seems to be increasing distance between people。 So how can we show our desire to get closer to people? The answer is by smiling。 Smiling dissolves apathy and distributes warmth。 Smiling is an international language。 Even if you go abroad and don\'t speak the language， a smile will carry you a long way。 Try and wear a smile on your face frequently， and you will get an unexpected response in return。