The best time to work on your marriage is before you have one.
心理现象最好被理解为环境需求与有机体反应之间的桥梁。
未来不是我们进入的某物。未来是我们创造的某物。
"你越是试图理解,就越少知道。"
The PAC learning framework provides a formal way to quantify the learnability of a concept class.