Impress me once, you lucky. Impress me twice, I'll have to talk about survivorship bias. Impress me four times, and I'll start misquoting Napoleon: "If he's be

Impress me once, you lucky. Impress me twice, I'll have to talk about survivorship bias. Impress me four times, and I'll start misquoting Napoleon: "If he's been lucky that often, he's the General I want for this"