Adam and Eve tried to hide their sin from God – ultimately they were cast out of the Garden. Cain denied killing his brother Able and was cursed and forced to wander the rest of his life.
There are three truths we need to understand regarding sin:
1. Sin will always take you further than you wanted to go
2. Sin will always keep you longer than you wanted to stay
3. Sin will always cost you more than you wanted to pay