A key part to learning is being self aware. You need to understand what your limitations are.
If someone knows more then you, chances are they are probably right. If someone has more experience then you, listen.
Learn something. The self awareness to understand that you are less experienced or know less then the other person is what separates the great pilots and controllers from the rest.
Often people have a hard time getting the proper aircraft information for the aircraft they fly, especially it’s limitations.
janpolet.nl is a great quick resource that we endorse. You can check airframe limitations for the cruise ceiling, cruise speed, flap limits, ect.
Some very basic information that will help lead you to get better basic understand of the limitations of the aircraft you plan to fly so you don’t exceed it’s limitations.