"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。
爱是最伟大的杰作。
Real music comes from the heart, not technique.
Innovation in agriculture is not just about technology; it's about changing mindsets and embracing sustainable practices.
译文：发出叱咤风云的气势，精神四处飞扬。
我不会让别人来书写我的故事。
关于神，我不知道他们是否存在，也不知道他们是什么样子。
Love is about understanding, patience, and forgiveness.
