领导力就是今天做出艰难的决定,这些决定将定义明天的遗产。
质量不是巧合;它是一种结果。
学习数学的唯一方法就是做数学。
You have to be able to laugh at yourself, or you'll never make it in this business.
The beauty of mathematics is that it is so simple yet so powerful.