Can you give me practical step to be more intellectual and wise at the same time be rational?

by

I recommend you see the following class we had in Usul Kafi:

https://youtu.be/zbpfFpA-cNU

And these:

https://youtu.be/70qd1EIFvwE

https://youtu.be/sDl7IVAHIz8

https://youtu.be/lywt84Eyh7Q

The hadith discusses ways to develop the intellect and gain wisdom.