“The definition of insanity is doing the same thing over and over again and expecting different results.” - Albert Einstein Presenter: Tony Hollowell [email protected] The 80/20 Principle. 20% of the inputs cause 80% of the outputs
y = -2x +1 and y = x + b intersect at the point (-2, 5)?
I. t = 5 II. t = -6 III. t = 4½
-Napoleon Hill, Think and Grow Rich (published in 1920)
- Albert Einstein