代数分析很快让我们忘记了研究的主要对象，因为它将我们的注意力集中在抽象的组合上，直到最后我们才回到最初的目标。
The last temptation is the greatest treason: to do the right deed for the wrong reason.
When you meet with opposition, even if it should be from your husband or your children, endeavor to overcome it by argument and not by authority, for a victory dependent upon authority is unreal and illusory.
Innovation is not just about creating new products; it's about rethinking how we use resources to build a sustainable future.
He who refuses to do arithmetic is doomed to talk nonsense.