4 Things That Boost Memory and Intellect
Hazrat Imam Shafi'i (Rahimahullah) states:
"Four things increase the intellect (and memory):
① Abandoning useless and futile talk
② Using the Miswak (teeth cleaning twig)
③ Sitting in the gatherings of the pious
④ Acting upon knowledge"
— [Rah-e-Ilm Ka Musafir: 150]