Albert Einstein: The definition of insanity is doing the same thing over and over and expecting different results.https://professorbuzzkill.com/einstein-insanity-qnq/
INSANITY; DOING THE SAME THING OVER AND OVER AND EXPECTING DIFFERENT RESULTS, DOING THE SAME THING OVER AND OVER AND EXPECTING DIFFERENT RESULTS, DOING THE SAME THING OVER AND OVER AND EXPECTING DIFFERENT RESULTS, DOING THE SAME THING OVER AND OVER AND EXPECTING DIFFERENT RESULTS, DOING THE SAME THING OVER AND OVER AND EXPECTING DIFFERENT RESULTS