death and taxes, certain as

Idioms

Also, sure as death and taxes. Bound to occur, inevitable, as in His business is going to fail, certain as death and taxes. This phrase was invented by Benjamin Franklin in a letter (1789) and has been repeated ever since, the government's recurring need for revenue probably assuring its continued popularity.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023