The most prolific author in the world, Ryoki Inoue, published over 1000 books. He has basically the same advice.
> "The secret of the creative process is in 98% of sweat, 1% of talent and 1% of luck."
Yes, because literally everyone has the same advice about all fields of endeavor.
The least prolific very successfull author in the world was perhaps Juan Rulfo. He only wrote 300 pages in his whole life and lived to be 68. It is really hard to explain how was he able to produce such master works.