Live with doubt and uncertainty and not konwing. It's more interesting to live not knowing than to have answer which might be wrong. 感谢费曼张柏芝陈冠希全套百度网盘下载继续在科学道路上求知探索吧
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Life is a tragedy when seen in close-up, but a comedy in long-shot. -- Charlie Chaplin 人生近看是场悲剧但从长远来看却是场喜剧——查理卓别林