The challenge of unifying all forces of nature is one that has driven theoretical physics for over a century.
统一自然界所有力的挑战是一个多世纪以来推动理论物理学发展的动力。
We are not doing e-commerce; we are doing social e-commerce.
别做最好的,要做唯一的。
The truth is rarely pure and never simple.
最终,我们都只是等待被讲述的故事。
第一步是确定某件事是可能的;然后概率就会发生。
情绪是为机体行动做准备的生物信号。