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The method of psychology must be as exact as that of the physical sciences.
温暖的雨和晴和的风初融冰冻,柳叶如眼、梅花如腮,已感觉到春心的萌动。
粒子的概念只是一种近似,仅在特定极限情况下有效。
Efficiency comes from meticulous management and continuous improvement.
艺术不应是一种奢侈品,而应是每个人的日常必需品。