尽管在金钱往来上，欠债是理应受到谴责的，但奇怪的是，处理得当的债务却是友谊和爱情的重要支柱。
Though debts are condemned in the financial world, the world of friendship and love may perversely depend on well-managed debts.
诗歌是灵魂的语言，是难以言喻的声音。
对心灵的研究就是对生活问题解决的研究。
"The truth is often hidden in the details."
The essence of computational complexity is to understand the limits of what can be computed efficiently.
Innovation is not an option; it's a necessity for the survival of the coal industry.