It is true the south route up diamond peak is the most used. The west ridge(corrigan lake) and the southwest ridge(pioneer gulch)are however the shortest roundtrip access to the summit of diamond peak. Both of these bieng eight miles round trip from there respective traiheads.
"After the first glass, you see things as you wish they were. After the second, you see things as they are not. Finally, you see things as they really are, which is the most horrible thing in the world."
--Oscar Wilde on Absinthe