我不知道如果我的生活中没有音乐，我会做什么。
过去总是与我们同在，但它不必定义我们的未来。
The development of efficient algorithms is crucial for the advancement of technology and science.
We must listen to the science and act with urgency to address global energy challenges.
The concept of nondeterminism in computation is one of the most important ideas in computer science.