The beauty of topological insulators lies in their robustness; their surface states are protected against disorder and imperfections.
The essence of mathematics lies in its freedom.
The Black Eyed Peas is a movement, not just a group.
最好的原料才能做出最好的面包。就是这么简单。
"I am not a mistake. I am not a regret. I am a masterpiece in progress."
Sometimes the most important experiments are the ones that fail, because they teach us what doesn't work.
If you're not failing occasionally, you're not pushing hard enough.