爱不过是使用积极强化的另一个名字？或者反过来。
Security is not a product, but a process.
我不在乎你是黑人、白人、异性恋、双性恋、同性恋、女同性恋、高、矮、胖、瘦、富有或贫穷。只要你对我好，我就对你好。就这么简单。
生命并非地球表面的外在或偶然现象，它与地壳结构密切相关。
The discovery of topological insulators has opened up a new frontier in condensed matter physics, where the interplay between topology and symmetry leads to novel quantum states of matter.
"Words are my weapons against silence and oppression."