他在城市进化论“<a href="https://weibo.cn/sinaurl?u=http%3A%2F%2Fmp.weixin.qq.com%2Fs%3F__biz%3DMzg2MjA5Mjc0OA%3D%3D%26amp%3Bmid%3D2247548191%26amp%3Bidx%3D1%26amp%3Bsn%3D19e900213aa1b4eaf4dfa858d493040b%26amp%3Bchksm%3Dce0f51bcf978d8aad3d7b889a1862d792d1e2e97ac2bc47267f76b26d4e4c20fd6fa6f242f54%26amp%3Bscene%3D21%23wechat_redirect" target="_blank"><em>大家的城市公开课</em></a>”第二期上提到，“我觉得我们不需要让一个城市去抵御10万年一遇的洪水、暴雨、干旱，也不需要修到应对万年一遇的程度，能应对百年一遇就可以了。”

congxuyaozhuanyianzhirenyuanzhegexijiejiunengkanchu，xuzhihongqubingfeiyigexianzhidequyu，hedaolianganwangwangyourenjuzhu、shengchan，qijiansheguanlishejiqianjiawanhu，guanxibaixingminsheng。从(cong)需(xu)要(yao)转(zhuan)移(yi)安(an)置(zhi)人(ren)员(yuan)这(zhe)个(ge)细(xi)节(jie)就(jiu)能(neng)看(kan)出(chu)，(，)蓄(xu)滞(zhi)洪(hong)区(qu)并(bing)非(fei)一(yi)个(ge)闲(xian)置(zhi)的(de)区(qu)域(yu)，(，)河(he)道(dao)两(liang)岸(an)往(wang)往(wang)有(you)人(ren)居(ju)住(zhu)、(、)生(sheng)产(chan)，(，)其(qi)建(jian)设(she)管(guan)理(li)涉(she)及(ji)千(qian)家(jia)万(wan)户(hu)，(，)关(guan)系(xi)百(bai)姓(xing)民(min)生(sheng)。(。)