数学家研究纯数学不是因为它有用；他研究它是因为他喜欢它，他喜欢它是因为它美丽。
The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful.
Quality should never be compromised for speed in pharmaceutical production.
The pursuit of knowledge in computer science is a journey through an infinite landscape of ideas.
生活是一系列的时刻，有些明亮，有些黑暗，但都是必不可少的。
Every mark on the paper is a political act.