量子电动力学的发展表明,粒子的概念并不像曾经认为的那样简单。
设计应该是永恒的,而不仅仅是时尚的。
每一种化学结合完全且仅仅依赖于两种对立的力量,即正电和负电。
The greatest education in the world is watching the masters at work.
Writing is a way of being in the world, a way of understanding it, and a way of changing it.