The most important lesson of my life as a quant is that models are not reality.
我作为量化分析师生涯中最重要的教训是:模型并非现实。
我们必须准备好承担一些风险,但必须是经过计算的风险。
Program testing can be used to show the presence of bugs, but never to show their absence!
"La memoria es el hilo que teje la historia de los pueblos, sin ella estaríamos condenados a repetir los mismos errores."
在观察的领域里,机遇只青睐有准备的头脑。