A mathematical proof is not just a verification but a story that reveals deeper truths.
我对物品如何承载超越其功能的意义很着迷。
煤炭的未来不在于过去，而在于创新和可持续性。
"Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors."
Sorrow is hushed into peace in my heart like the evening among the silent trees.
The surest way to corrupt a youth is to instruct him to hold in higher esteem those who think alike than those who think differently.