材料中拓扑和对称性之间的相互作用可以导致意想不到且令人兴奋的物理现象。
我不在乎是否合群。
实现明天的唯一限制是我们今天的疑虑。
The surest way to corrupt a youth is to instruct him to hold in higher esteem those who think alike than those who think differently.