The beauty of physics lies not in having all the answers, but in asking better questions.

"To understand a person, you must walk a mile in their shoes - and then another mile in their thoughts."

The ruling ideas of each age have ever been the ideas of its ruling class.

"The artist must be the conscience of his time."

The fact that there is nothing permanent except change is a permanent theme in nature.

可持续能源解决方案将定义21世纪。

"A writer’s duty is to disturb the peace."