"The wonders of the Grand Canyon cannot be adequately represented in symbols of speech, nor by speech itself. The resources of the graphic art are taxed beyond their powers in attempting to portray its features. Language and illustration combined must fail"

In this quote, John Wesley Powell is revealing the immense beauty and grandeur of the Grand Canyon. He thinks that no words or symbols can genuinely record the marvel of this natural wonder. Even the most proficient artists and authors are unable to fully depict its functions. Powell suggests that language and illustrations together are inadequate to do justice to the majesty of the Grand Canyon. This quote highlights the constraints of human expression when it comes to explaining the amazing appeal of nature. It likewise stresses the value of experiencing the Grand Canyon firsthand, instead of depending on descriptions or representations.