People don't buy what you do; they buy why you do it.
Every smell we perceive is a complex interaction between molecules and receptors, and understanding this interaction is key to understanding our sensory experiences.
随机实验是因果推理的黄金标准，但它们并不总是可行的。
计算机科学不仅仅是关于计算机的，就像天文学不仅仅是关于望远镜的。