Always keep your knife sharp, your wits sharper, and your spirit sharpest.
始终保持你的刀锋利,你的智慧更锋利,你的精神最锋利。
化学是连接微观世界和我们日常所见现实的桥梁。
Success comes from hard work and perseverance.
翻译:劳苦而不自我夸耀,有功绩而不自认为有功德,这是非常敦厚的态度。
The art of living lies less in eliminating our troubles than in growing with them.
通货膨胀是一种无需立法即可实施的征税形式。