数学家是能在定理之间找到类比的人；更好的数学家是能在证明之间看到类比的人；而最好的数学家是能注意到理论之间类比的人。
A mathematician is a person who can find analogies between theorems; a better mathematician is one who can see analogies between proofs and the best mathematician can notice analogies between theories.
如果你不愿意承担风险，你就没有准备好领导。
"The pursuit of science is not just a profession, but a way of life."
经济周期并不像曾经认为的那样仅仅是围绕稳定趋势的波动，而是反映了经济中更深层次的结构性变化。