#每日新知 2025 - 03 - 04(063/365) D2213
图1 孔子隳三都 图2 不安全感的恶性循环
『Nikola Tesla, the genius behind many modern inventions, had a quirky obsession for the number 3. He wouldn't step inside a building without circling it three times first, and he'd wash his hands three times in a row./尼古拉·特斯拉,这位许多现代发明背后的天才,对数字 3 有一种古怪的痴迷。他在进入一栋建筑之前会先绕着它转三圈,并且会连续洗手三次。』——Beyond Euclid #166
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