The primary rules of obligation are those that require or forbid certain actions.
我是个幸存者,我不会放弃,我不会停下,我会更加努力。
他有办法让她感到安全,即使是在最不确定的时刻。
Collaboration across sectors is key to solving the world's energy challenges.
"Love is not a victory march, it's a cold and it's a broken hallelujah."
理论计算机科学中的挑战不仅仅是解决问题,而是理解为什么它们难以解决。
The most sophisticated circuit boards still require the simplest human values to function in society.
Innovation in coal mining isn't about reinventing the wheel, but about making the wheel more efficient and environmentally friendly.
当你能控制自己的情绪时,你就能控制自己的金钱。
我们说有些事情不能被原谅,或者说我们永远不会原谅自己。但我们确实原谅了——我们一直在这样做。