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Creator of the "Deliberate Practice" Law, Professor of Psychology at Florida State University, and Distinguished Scholar of Conrady. He focuses on how outstanding figures in different fields such as sports, music, chess, medicine and military can achieve outstanding performance and the role of the "deliberate practice" rule in it. He is one of the world's famous researchers in this field.Under the "Learning Book" section, In addition to the relevant books concerning General Secretary Xi Jinping, they also include the Complete Works of Marx and Engels (82), the Collected Works of Marx and Engels (11), the Selected Works of Marx and Engels (4), the Complete Works of Lenin (60), the Selected Works of Lenin (4), the Selected Works of Lenin (5), the Selected Works of Mao Zedong (4), the Collected Works of Mao Zedong (8), the Selected Works of Deng Xiaoping (3), the Selected Works of Jiang Zemin (3) and the Selected Works of Hu Jintao (3). These books are all PDF versions, although catalogue reference and text retrieval are not yet available, which has provided great convenience for ordinary learners.2. Understand macro commands:为人好逞意气，爱打抱不平，以信守诺言、讲信用而著称，楚地很有名气。没办法，战争不相信善良。两人正说话，葡萄姑姑就走进来。　　大女儿丽良后来托人在黑河等地打听生母消息，都未有消息，葛莉儿成了一个永远的谜。大实业家的外孙女叶蓉然钦慕高志航，二人暗生情愫。上海淞沪战事爆发，国军十九路军等奋勇抵抗来犯日军，高志航的飞鹰航空队奉命升空，迎战日机。