"He said to the effect that no knowledge of Islam can be gained from books of Kalam, as kalam is not from knowledge and that "It is better for a man to spend his whole life doing whatever Allah has prohibited - besides shirk with Allah - rather than spending his whole life involved in kalam."
January 1, 1970
https://en.wikiquote.org/wiki/Al-Shafi%E2%80%98i