"The point of the essay is to change things"

This quote by Edward Tufte speaks to the power of the composed word. He is recommending that the function of an essay is to have an influence on the world. He is motivating writers to use their words to make a difference and to produce change. He is suggesting that an essay ought to be more than simply a collection of words, but must be used to affect and form the world. He is stressing the importance of using words to produce favorable change and to make a distinction. He is suggesting that an essay ought to be utilized to challenge the status quo and to bring about meaningful change. He is motivating writers to utilize their words to make a difference and to produce a better world. He is emphasizing the value of utilizing words to create favorable modification and to make a distinction.