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。”

qingtiqianjianghuzhao、qianzhengdengzhengjianfuyinbeifen，jiangyinxingka（muqianwanshidakaMASTERCARD、weisakaVISAdengbufenxinyongkazaiewufazhengchangshiyong）yuhuzhao、shenfenzhengfenkaifangzhi，shiliangxiedaixianjin。tigaofangdaoyishi，zaichengzuogonggongjiaotonggongjushituoshanbaoguangerenzhengjianhezhongyaocaiwu。请(qing)提(ti)前(qian)将(jiang)护(hu)照(zhao)、(、)签(qian)证(zheng)等(deng)证(zheng)件(jian)复(fu)印(yin)备(bei)份(fen)，(，)将(jiang)银(yin)行(xing)卡(ka)（(（)目(mu)前(qian)万(wan)事(shi)达(da)卡(ka)M(M)A(A)S(S)T(T)E(E)R(R)C(C)A(A)R(R)D(D)、(、)维(wei)萨(sa)卡(ka)V(V)I(I)S(S)A(A)等(deng)部(bu)分(fen)信(xin)用(yong)卡(ka)在(zai)俄(e)无(wu)法(fa)正(zheng)常(chang)使(shi)用(yong)）(）)与(yu)护(hu)照(zhao)、(、)身(shen)份(fen)证(zheng)分(fen)开(kai)放(fang)置(zhi)，(，)适(shi)量(liang)携(xie)带(dai)现(xian)金(jin)。(。)提(ti)高(gao)防(fang)盗(dao)意(yi)识(shi)，(，)在(zai)乘(cheng)坐(zuo)公(gong)共(gong)交(jiao)通(tong)工(gong)具(ju)时(shi)妥(tuo)善(shan)保(bao)管(guan)个(ge)人(ren)证(zheng)件(jian)和(he)重(zhong)要(yao)财(cai)物(wu)。(。)