利润永远不应该以牺牲人或地球为代价。
我们希望讨论脱氧核糖核酸盐的结构。这种结构具有相当生物学意义的新特征。
长期而言,最严酷的大规模杀伤性武器是愚蠢。
The great struggle of the twentieth century was between liberalism and totalitarianism.
Quality is not a task; it is a responsibility.