机械和节省劳力的装置只有在降低制造成本时才具有价值。
Machinery and labor-saving devices are only valuable as they serve to reduce the cost of manufacture.
Love takes up where knowledge leaves off.
诗歌优于生活的地方在于,如果它足够尖锐,可能会持久。
The only thing that can save us is to stop being afraid.
Understanding black holes is understanding the fabric of the universe itself.
测量的精确性不仅仅是技术问题,更是拓展人类知识边界的关键。