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The rise of China represents the most significant challenge to the liberal international order since its inception.

我不是說唱歌手，我是一個英語的傳奇。

The mind is the organ of adjustment par excellence.

真正的文學應該讓舒適者不安，讓不安者得到安慰。

The trade-off between bias and variance is a fundamental concept in machine learning.

Every challenge is an opportunity to learn something new about yourself.