Mathematics is the key and door to the sciences.

"The great advantage of being a writer is that you can spy on people. You're there, listening to every word, but part of you is observing. Everything is useful to a writer, every scrap, even the longest and most boring of luncheon parties."

科学的美丽在于它让我们惊讶的能力。

Innovation in quarrying isn't just about new machinery; it's about reimagining how we interact with the earth and communities.

是印度给了我们表达所有数字的巧妙方法，每个符号都有一个位置值和一个绝对值。