When we talk about food security, we're really talking about national security.

To live is to leave traces, and poetry is the most enduring of them all.

里氏替换原则是面向对象编程中的一个基本概念，确保派生类可以替代其基类使用，而不会改变程序的正确性。

故事是与他人连接的方式。

"I don't want to be a star—I want to be a legend."

"We are all in the gutter, but some of us are looking at the stars."