数学不是一项观赏性运动。你必须亲自去做才能理解它。
Tragedy is when I cut my finger. Comedy is when you walk into an open sewer and die.
"The beauty of literature lies in its ability to transcend time and space."
The future of construction lies in materials that are both durable and environmentally friendly.
Understanding the limits of computation is as important as pushing its boundaries.
The market, like the Lord, helps those who help themselves. But unlike the Lord, the market does not forgive those who know not what they do.
过去并非直线，而是错综复杂的网。