We are all obsessed with the idea of the frontier, but it's a frontier that keeps receding.
煤炭的未来在于更清洁的技术和更智能的资源管理。
The dairy industry must evolve to meet both consumer needs and environmental challenges.
最伟大的事件并非总是最重要的。
计算复杂性的本质是理解什么可以被有效地计算的极限。
The development of efficient algorithms is as much an art as it is a science.