光的理论实际上是弹性介质振动的理论。
经国济世之道来自广博的学问,它才有不竭的源泉;修心养性之道体现在建功立业上,它才算得上圆满。除了建功立业之外,世上没有真正的学问;要寻求修心养性之道,必须到圣贤的文章中去找
The success of any political system depends on its ability to deliver both prosperity and justice.
教育的目标不是增加知识的数量,而是为孩子创造发明和发现的可能性,培养能够创新的人。
The energy transition presents enormous economic opportunities if we get it right.
"The best cinematography is the one that you don't notice, because it feels so natural."