I'm the only person I know that's lost a quarter of a billion dollars in one year...It's very character-building.

The only thing that makes life possible is permanent, intolerable uncertainty; not knowing what comes next.

出自北齐·颜之推《颜氏家训·勉学》。不管是愚人还是聪明人，总想自己见多识广，但不肯读书，这就等于想吃饱饭却懒得做饭，想穿暖却懒得缝制衣服。

一个测量可用的常识：手臂伸直两测指尖的距离就是你的身高。

Technology should serve the farmer, not the other way around.