Design is not just what it looks like and feels like. Design is how it works.
设计不仅仅是外观和感觉。设计在于它如何运作。
The writer’s duty is to tell the terrible truth, and it is the reader’s duty to learn from it.
To help people save more, make saving the default option.
The ultimate goal of machine learning is to make computers learn from experience and improve their performance over time.