数学的语言是普遍的,超越了文化和语言的障碍。
The biggest risk is not taking any risk. In a world that is changing quickly, the only strategy that is guaranteed to fail is not taking risks.
数学的进步不仅仅依靠个人的努力,而是通过几代人的集体工作。
一个人懒惰又奢侈,生活就会贫困;勤劳而节俭,生活就会富足。