he ready for next time, exactly. >> dr. wen, stay with me. i love to respond to social media in real time . i am ill- equipped on what might come in on covid, and i have the expert in you. give me something, and i can involve dr. wen. we need to embrace where the experts that are wrong. our children were never at risk impaired to elderly or those with preconditions. a one-size-fits-all approach did serious irreparable harm. again, experts need to embrace this, not deny and defend. it's not necessarily directed at you, but what thought do you have about that? >> i think the issue is that we keep on saying follow the signs. and of course i agree with following science, and being evidence-based in our decisions, the problem though, is that science alone is usually not going to give us the answers. for example, even if we knew at the very beginning that school closures would result in this much harm in children, but also