The quest for a unified theory of physics is one of the greatest intellectual adventures of our time.
寻求统一的物理理论是我们时代最伟大的智力冒险之一。
科学中的每一个发现都会引发一系列新的问题,这正是它如此令人兴奋的原因。
U.S. energy independence doesn't mean isolation - we're still part of global markets.
A company's culture is defined by how it treats its lowest-ranking employee.