The beauty of the olfactory system is that it is both simple and complex, allowing us to detect and discriminate an almost infinite number of odors.

最少的材料，最大的效果。

Mom, why do you laugh so much? / Because I have you as my daughter.

宇宙是一个相当大的地方。如果只有我们，那似乎是对空间的极大浪费。