可持續(xù)性不是一種趨勢，而是我們對下一代的責任。
Sustainability isn't a trend—it's our responsibility to the next generation.
現(xiàn)在很清楚，雜種形成的種子具有兩個分化性狀中的一個或另一個，其中一半再次發(fā)育成雜種形式，而另一半產(chǎn)生保持恒定并以相等數(shù)量接收顯性或隱性性狀的植物。
Quality is never an accident; it is always the result of intelligent effort.
The Langlands program is a testament to the power of abstract thought in mathematics.