In Malayalam, there is a proverb "Whether the leaf falls on a thorn or a thorn on a leaf, the leaf is always harmed." Can you suggest an English saying similar to this?
From poker/casino play there is "The house always wins."
"Damned if you do, damned if you don't." might fit
Prov. No matter what you do, it will cause trouble.
How about "throwing an egg against a rock" ? I couldn't find a definition but it is used in some of the sources and books.
For example, in this book about Chinese Philosophy (The Ways of Confucianism: Investigations in Chinese Philosophy By David S. Nivison):
"No-win situation" might suit you.
More information: http://en.wikipedia.org/wiki/No-win_situation