But about four centuries before Christ, this starts ramping up very rapidly to an almost five-fold increase of books getting closer, and closer and closer to the concept of introspection.
No, oko 4 stoljeća prije Krista, ovo se počinje ubrzano povećavati na čak peterostruko povećanje knjigama koje dolaze bliže i  bliže i bliže konceptu introspekcije.