The true cost of coal must account for both its immediate value and its long-term impact on communities and ecosystems.
The truth is, I don't know what I would have done without mathematics.
除了诱惑,我什么都能抵抗。
图灵机和现代计算机之间有什么区别?这与希拉里(Hillary)登上珠穆朗玛峰(Everest)和在高峰期建立希尔顿酒店之间的过程相同。
"In painting, the hand must follow the eye, and the eye must follow the soul."