Think of how you can fit in to the organisation after your research.
Is there a particular division that of great interest to you?

Show both you're ambitious and well equipt for next move!

Rexis.
Subtlely, "if you ever say in 5 years time I gotta set up my own worm farm you will most likely failed your interview" can be translated to

=> Be in a position to deliver results which benefits both my employer - xxx/ customer and myself.

Show the confidence! Like how you took your wedding vows