所谓正能量,在物理学中的定义是以真空能量为零、能量大于真空的物质为正,能量低于真空的物质为负。在生活中人们又把它归结为一切予人向上和希望、促使人不断追求、让生活变得圆满幸福的动力和感情。现在,我们面对的学生多为独生子女,由于社会和家庭的影响和学校教育的忽略之处,导致他们中的部分人程度不同地存在学习困难、情绪不稳、孤独胆小、惧怕挫折、缺乏毅力、懒惰、怯懦、自私等缺点。如果对学生的这些缺点不能正确引导的话,他们的主体 The so-called positive energy, defined in physics is the vacuum energy is zero, the energy is greater than the vacuum of the material is positive, the energy is lower than the vacuum of the material is negative. In life, it is attributed to all motivated and affectionate people who are progressive and hopeful, and who are constantly seeking and bringing happiness to life. At present, most of the students we face are one-child children. Due to social and family influences and neglect of school education, some of them have different levels of learning difficulties, emotional instability, loneliness and fear and setbacks. Lack of perseverance, laziness, cowardice, selfishness and other shortcomings. If these shortcomings of students can not be properly guided, their subject