The evidence seems to favor the view that the fundamental structure of the virus is a hollow tube.

一个国家的真正财富不仅在于其土地，还在于其水域。

The Erdős discrepancy problem fascinated me because it was so simple to state yet so deep in its implications.

理解自身的阴暗，是对付他人阴暗一面的最好方法。