哈哈，謝謝石蝶詩兄。橄欖不打誑語，請看出處：

來源: 橄欖一葉 於 2015-02-28 20:10:30 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (215 bytes)
回答: 比如反粒子 （坐末班火車） 由 橄欖一葉 於 2015-02-28 09:02:08

"His (Einstein) sense of direction was hopeless and he would frequently get lost while out walking, on one occasion phoning his department secretory to ask where his house was." --Quoted from [3-MINUTE EINSTEIN]

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