Who said, "Those who forget history are condemned to repeat it?"

This perticular saying has ,many times, been changed over the time. However, the meaning remained intact: we should not forget and repeat the mistakes of the past.

It was for the first time used by Mr George Santayana, a Spanish born American author of the late nineteenth & early twentieth centuries,in his book Life of Reason,Reason in common sense, Scribner`s 1905   Page 284.However, the actual words are the followings:``Those who can not remember the past are condemned to repeat it.``   http://answers.google.com/answers/threadview?id=495329