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"In observational studies, we often have to rely on assumptions that are not directly testable."
在观察性研究中,我们常常不得不依赖于无法直接检验的假设。
心的沉默是最响亮的呼喊。
阿拉伯小说正在经历它最辉煌也最痛苦的时期。
过去是你所记得的,想象你记得的,说服自己记得的,或假装记得的。
Sustainability requires bold vision and relentless execution.
"The act of creation is an act of defiance against the void."