The beauty of topological insulators lies in their robustness; their surface states are protected against disorder and imperfections.
The truth does not change according to our ability to stomach it.
创新不仅仅是创造新事物；它关乎改进已有的事物。
世界击垮每个人，而后，有些人在破碎处变得坚强。
The press is the best instrument for enlightening the mind of man, and improving him as a rational, moral and social being.
政治制度的力量在于其适应变化环境的能力。