John Wesley Powell — American Explorer born on March 24, 1834, died on September 23, 1902

John Wesley Powell was a U.S. soldier, geologist, explorer of the American West, professor at Illinois Wesleyan University, and director of major scientific and cultural institutions. He is famous for the 1869 Powell Geographic Expedition, a three-month river trip down the Green and Colorado rivers, including the first known passage by Europeans through the Grand Canyon... (wikipedia)

We have an unknown distance yet to run, an unknown river to explore. What falls there are, we know not; what rocks beset the channel, we know not; what walls ride over the river, we know not. Ah, well! we may conjecture many things.
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.
You cannot see the Grand Canyon in one view, as if it were a changeless spectacle from which a curtain might be lifted, but to see it, you have to toil from month to month through its labyrinths.
Years of drought and famine come and years of flood and famine come, and the climate is not changed with dance, libation or prayer.
The verb is relatively of much greater importance in an Indian tongue than in a civilized language.