Patience and tenacity of purpose are worth more than twice their weight of cleverness.  

"Life is a series of moments, some fleeting, some eternal."

The song of a nation will never die.

界限定义了我们的身份。它们定义了什么是“我”，什么不是“我”。界限显示了我结束的地方和他人开始的地方，引导我拥有一种所有权感。