你不是通过遵循规则学会走路的。你是通过实践和跌倒学会的。
You don't learn to walk by following rules. You learn by doing, and by falling over.
无人机技术最大的价值在于它能到达人难以到达的地方。
The study of black holes has led us to the edge of our understanding, where the known laws of physics break down and new theories must emerge.
程序最重要的属性是它是否实现了用户的意图。