Because it's there.

“For the stone from the top for geologists, the knowledge of the limits of endur…”

“So, if you cannot understand that there is something in man which responds to t…”

“People ask me, 'What is the use of climbing Mount Everest?' and my answer must …”

“How to get the best of it all? One must conquer, achieve, get to the top; one m…”