The power of mathematics lies in its ability to simplify the complex.

永远不要停止学习，一旦停止，你就会开始落后。

The best way to learn econometrics is by doing—working with real data and real problems.

人生之要事在于确立伟大的目标与实现这目标的决心。

随着我们的进步，基因编辑的伦理影响必须被慎重考虑。

最有效的调试工具仍然是仔细的思考，再加上明智放置的打印语句。