作家必须是真理的走私者，自由的秘密特工。
The writer must be a smuggler of truths, a clandestine agent of freedom.
解析：比喻立志用功需要循序渐进。
"The pursuit of knowledge is a journey that never ends, filled with challenges and triumphs."
We don't inherit the land from our ancestors; we borrow it from our children.
Don’t stop when you’re tired. Stop when you’re done.
Ask not what your country can do for you --ask what you can do for your country.