A -> B -> A -> B -> A -> B

You: "What if the abilty to understand more complicated stuff does not *discover* truth, but only strengthes the abilty to see more possible aspects, like philosophical thinking?"

Him: "That's indeed what it does, but it makes you find the truth. Doing this fully makes the scientific method useless, because it leads into recognizing the essense of everything".

What to answer?

a.  How does improving in this makes science uselss?

b. Says who that there's an absloute truth?

c. Since when does reality has a thought structure? Maybe some things are random?