为什么要复盘？这个问题的答案涉及到多个方面，下面我们来一一解析。

首先，复盘是一种回顾和总结过去经验的方法，可以帮助人们更好地理解自己的行为和决策。通过复盘，人们可以发现自己在过去的行为中存在的问题，以及自己在决策中可能存在的盲点。通过这种方式，复盘可以帮助人们更好地认识自己，提高自己的能力和素质。英文翻译为: Why do we need to review? This question involves many aspects, let's analyze them one by one.

Firstly, review is a method of reviewing and summarizing past experience, which can help people better understand their own actions and decisions. Through review, people can discover the problems that exist in their past behavior and the blind spots that may exist in their decision-making. In this way, review can help people better understand themselves, improve their abilities and qualities.

其次，复盘可以帮助人们更好地预测未来的趋势和变化。通过回顾过去，人们可以更好地理解未来的趋势和变化，并制定相应的计划和策略。此外，复盘还可以帮助人们更好地掌握市场和竞争对手的情况，以便更好地应对挑战和机遇。英文翻译为: Secondly, review can help people better predict future trends and changes. By reviewing the past, people can better understand future trends and changes and develop corresponding plans and strategies. Additionally, review can help people better grasp the situation of the market and competitors, so as to better respond to challenges and opportunities.