We make a grave mistake to embrace the Extrovert Ideal so unthinkingly.

我们如此不假思索地接受外向理想主义是一个严重的错误。

youdao

If you, on the other hand, set out deliberately to make that error, you are making a grave mistake. You shouldn't even think about doing such a thing.

你想故意学走错路，那是大错特错的，连这种想法也不可以有的。

youdao