释义：广泛地学习，恳切地提问，从而增长知识；行为高尚，言语谨慎，从而修养自身。这是对学习与修养的重视。
It is silly not to hope, he thought.
The key to sustainable growth is to continuously improve and adapt to changing circumstances.
美德与伟大不能兼得。
Quality should never be compromised, even in the face of challenges.
