最好的研究往往来自意想不到的观察。
To each appearance, as it arises, we should oppose the equal appearance.
记忆是脆弱的——容易被扭曲,容易丢失。
"The most important thing a child can learn from a book is that they matter."
我们不能用制造问题时的同一水平思维来解决问题。