"In observational studies, we often have to rely on assumptions that are not directly testable."
在觀(guān)察性研究中,我們常常不得不依賴(lài)于無(wú)法直接檢驗(yàn)的假設(shè)。
Innovation is not just about creating something new; it's about making a difference in people's lives.
信任是每一個(gè)強(qiáng)大團(tuán)隊(duì)和成功項(xiàng)目的基礎(chǔ)。
So that morning in 1962 I told myself: Let everyone else call your idea crazy . . . just keep going. Don’t stop. Don’t even think about stopping until you get there, and don’t give much thought to where “there” is. Whatever comes, just don’t stop.
世界需要科學(xué),科學(xué)也需要世界。
家不是一個(gè)地方,而是一種感覺(jué)。
At the close of our studies, we knew all the past of physics, but nothing of the present and the future.