Learn fast and being open minded of any possible solution, no matter how stupid it seems.
Saved my ass plenty of times just setting up bombs in a darknut infested room or switch to the wand/staff whenever I lost being able to shoot energy bolts from the sword due to being hit... Makes for a nice substitute most of the time.
2nd quest was just that, diving into the unknown and trying everything.
I remember the first time I finished Capcom's "Disney's Chip 'n Dale Rescue Rangers" on the nes with my sister, it made me realized how awesome coop gaming can be. Playing the game alone seemed practically impossible; not to mention not as much fun.