真相很少纯粹,也绝不简单。
Remember, if you ever need a helping hand, it's at the end of your arm, as you get older, remember you have another hand: The first is to help yourself, the second is to help others.
The more we learn about sensory biology, the more we realize how intricate and finely tuned our nervous system is.
现代性的最大挑战不是技术,而是如何在快速变化的世界中保持人的尊严。