I've seen a lot of things
Chinese idioms, Pinyin is Xi á NJI à NC é ngch à, which means they appear again and again. It comes from the imperial edict of the capital against disaster.
The origin of Idioms
Xu Luqing of the Song Dynasty wrote in his book the imperial edict for the disaster in the capital: "not long ago, there were many different demons. How did they come from?"
I've seen a lot of things
one's reputation is tenfold higher - shēng jià shí bèi