我不怕别人说我不好，我怕的是自己不够好。

"Memory is a fragile thing, but it is also our most powerful tool for understanding the past."

"One of the most important challenges in machine learning is to develop algorithms that can learn from small amounts of data."

在一个国家中，一个公民的自由是对其他人的威胁。

文学是社会的镜子，以毫不退缩的诚实反映其美德和恶习。

The bond between humans and livestock is one of the oldest and most vital partnerships in history.

物理学家必须对自然法则的简洁与美怀有一种信念。