The sense of smell is a window into the brain, offering insights into how we process information and emotions.

真相很少是纯粹的，也从来不是简单的。

世界是一片伟大的海洋，我们是其中的水手。

挑战让生活有趣，克服它们让生活有意义。

"The only thing that interferes with my learning is my education."