不要把名字写在沙滩上，海浪会冲走它。不要把名字写在天空中，风可能会吹走它。把你的名字写在人们心里，那里才是它永存的地方。

The discovery of topological insulators has opened up a new frontier in condensed matter physics, where the interplay between topology and symmetry leads to novel quantum states of matter.

The past is a ghost, the future a dream, and all we ever have is now.

跨境合作是解决全球森林砍伐的唯一途径。

世界充满了诗歌。空气中充满了它的精神；波浪随着它的旋律的音乐跳舞，并在它的明亮中闪烁。