The idea that Republicans (and Republicans alone) have "borrowed" from Social Security is only one of many myths believed by people on the left.

Perhaps it's appropriate that the word "fool" is included in the source of this article which should be enlightening to you, but probably will be dismissed because it's full of facts that contradict your ideology.

https://www.fool.com/retirement/2020/02/15/the-surprising-amount-of-money-congress-has-stolen.aspx