心灵是生物的问题解决装置。
Innovation is not just about technology, but also about business models and ecosystems.
Writing is an act of resistance against forgetting.
动态规划理论基于最优性原理,该原理指出,无论初始状态和初始决策如何,剩余决策必须构成关于第一个决策所导致状态的最优策略。