Another person who would know, calls Cheney not just a liar, but says he "literally cost us hundreds if not thousands of American lives."
From Brave New Films:
Dick Cheney says that torturing detainees has saved American lives. That claim is patently false. Cheney's torture policy was directly responsible for the deaths of hundreds if not thousands of American servicemen and women.
Matthew Alexander was the senior military interrogator for the task force that tracked down Abu Musab al-Zarqawi, the leader of Al Qaeda in Iraq and, at the time, a higher priority target than Osama bin Laden. Mr. Alexander has personally conducted hundreds of interrogations and supervised over a thousand of them.