The rise of China and the resurgence of Russia have challenged the idea that liberal democracy is the only viable form of government.

我们不应当如梦游一般地行事和言语。

绳：衡量。诬：歪曲、诬蔑。

"The pursuit of science is not just a profession, but a way of life."

The beauty of computer science lies in its ability to solve complex problems through elegant and efficient algorithms.

You have to believe in yourself when no one else does.

爱是完全接受一个人，包括他的缺点。