Throwing all of your matches at a soggy log does not create a campfire.
Fishing without a catch and hunting without a shot are still better than many alternative uses of time.
Deer and antelope still play on the Northern Plains - but don't buy that bit about "skies not cloudy all day."
When hamburger buns are the bread of life on Friday and Saturday, it is fair for the priest to bless one for Holy Communion on Sunday.
I'm sure there are others...