医学的真正价值在于减轻人类痛苦

Global hunger won't be solved by charity alone - it requires systemic change.

The value chain is the set of activities through which a product or service is created and delivered to customers.

I have great faith in fools； self-confidence， my friends call it.

Quality should never be compromised for short-term gains.

音乐是一种不关乎世界的知识形式，它本身就是一个世界，有自己的规则和真理。

不算过错，有多少人为此蒙蔽良心；无可奈何，有多少体面以此为借口。