It means that Education lessens the challenges you will face in life. The more knowledge you gain the more opportunities will open up to allow individuals to achieve better possibilities in career and personal growth. Education is the equalizer because students who receive a poor education, or who drop out of school before graduating, can end up on the wrong side of a lifelong gap in employment, earnings, even life expectancy.
He taught himself math, and was a maker of almanacs, an astronomer, and an author. Need to know more? Go here : http://www.biography.com/people/benjamin-banneker-9198038
