All the choir of heaven and furniture of earth - in a word， all those bodies which compose the frame of the world - have not any subsistence without a mind.

My goal is simple. It is a complete understanding of the universe, why it is as it is and why it exists at all.

消灭一个民族的第一步是抹去它的记忆。摧毁它的书籍，它的文化，它的历史。然后让某人写新书，制造新文化，发明新历史。不久之后，这个民族就会开始忘记它是什么以及它曾经是什么。

盈利和可持续性并不矛盾，它们必须齐头并进。

What fun was it without having me around?

The beauty of physics lies in its ability to reveal the underlying simplicity of the complex universe.

四勿：“非礼勿视，非礼勿听，非礼勿言，非礼勿动。”四端：“恻隐之心，仁之端也；羞恶之心，义之端也；辞让之心，礼之端也；是非之心，智之端也。”颜渊的“四勿”，要牢记心里；下工夫闲静存诚，克服外部的干扰以修养心性；孟子的“四端”，要尽力扩充，下工夫格物致知，由近及远，推己及人。