组织的质量由其产品的质量决定。

The habit of reading is the only enjoyment in which there is no alloy; it lasts when all other pleasures fade.

The writer’s challenge is to find the universal in the particular.

数学是上帝用来书写宇宙的语言。

The value of an economic model lies in its ability to explain and predict.

The only limit to our realization of tomorrow will be our doubts of today.

我们都身处阴沟，但仍有人仰望星空。