Full Idea
Pleasures for mortals are like impious pirates, for the man who is caught by pleasures is immediately drowned in a sea of them.
Gist of Idea
Pleasures are like pirates - if you are caught they drown you in a sea of pleasures
Source
Epicharmus (comedies (frags) [c.470 BCE], B44), quoted by (who?) - where?
Book Reference
'Ancilla to the Pre-Socratic Philosophers', ed/tr. Freeman,Kathleen [Harvard 1957], p.38
A Reaction
Not all slopes are slippery. Plenty of people hold themselves to strict rules about alcohol or gambling. People have occasional treats.