"In observational studies, we often have to rely on assumptions that are not directly testable."
A good statistical analysis should not only answer the questions posed but also raise new questions.
一個好的統(tǒng)計(jì)分析不僅應(yīng)該回答提出的問題，還應(yīng)該提出新的問題。
煤炭的未來在于可持續(xù)和負(fù)責(zé)任的采礦實(shí)踐。
決定勝負(fù)的不是狗的體型大小，而是狗的戰(zhàn)斗意志。
To achieve satisfactory investment results is easier than most people realize; to achieve superior results is harder than it looks.
"Art is not about answers, it's about questions."
跨行業(yè)合作是解決復(fù)雜問題的關(guān)鍵。