相关系数的可能误差不是一个固定的量，而是取决于样本的大小。

人们说苦难喜欢陪伴，但我认为自由也是如此。

The challenge in quantum computing is not just building the hardware, but also developing the algorithms that can take advantage of quantum mechanics.

电影是梦，是幻觉，是现实与理想的交织。

The essence of mathematics lies in its ability to reveal hidden patterns and structures in the universe.