Four Social Security myths

Four Social Security myths | Washington Examiner:
"Myth Three
The government guarantees that it will pay you back what you have invested in Social Security when you retire.
Congress calls Social Security a "benefit;" and as such it can change the laws affecting what, if anything, you will receive — at any time.
In the government's view, it only owes the checks that it has written — not the ones it has promised to write.
It is "the government's right and ability to alter potential future benefits," testified Goss.
"Until benefits become due and payable, there is no binding commitment over which a worker has control and so no liability can be recognized.""