...a box of chocolates. Each one is a little bit different. You never know what you're getting until you bite into it.
Um, not quite? Try again?
...cooking. No matter how carefully you follow the instructions, measure, and bake, it never turns out the same. And sometimes the serendipitous mistakes lead to the most delicious results.
Hm. Do over.
...eating an elephant. One bite at a time. It takes a lot to chew through something that large.
...bathing naked in a pool full of man-eating, ravenous sharks. With paper cuts.
No, wait. That's what being published feels like some days. How would you complete the sentence?