This is the hardest part so they put it right up front:

God grant me the serenity
To accept the things I cannot change

NOTHING harder than to stand back and watch a train wreck and know you can't do a thing about it.

You bet the booze is important. The last cruise we went on we left the ship with a bill for $3.47 because we go so much stuff free (if you don't count the thousands of dollars that we have spent on previous cruises)