The probability of a response is determined by its reinforcement history.
History is not just about kings and battles—it's about the people who lived through it.
La memoria es el único paraíso del cual no podemos ser expulsados.
过去不是静止的。它随着我们移动和变化。
我让我的灵魂穿过无形,拼写出来世的某些信件:不久后我的灵魂回到我身边,回答说“我自己就是天堂和地狱。”