The joy of solving a mathematical problem is unparalleled; it is a moment of pure intellectual triumph.
Girl I'm gonna show you how much I care
糧食安全的未來就在波濤之下，我們必須負責(zé)任地利用它。
Learn how to take a 20-minute power nap without embarrassment.
——溫鐵軍談農(nóng)民工問題的解決
Life is growth. You grow or you die.