In hindsight, if one needs to introspect, maybe we were slightly complacent.

事后看来，也许们对于疫苗接种系统有些过于自信了。

Smile. Have a good time. Introspect. Just be there for hours.

微笑 享受美好时光 内省 就这样几个小时。

I can only ask each of you to sort of introspect for a second.

想请各位内视自己一下。