WANTED: Lots of Wet Snow and a Long Hill

Warren Buffett's first-ever authorized biography is out, titled "The Snowball". The title reflects one of Buffett's favorite saying:

Life is like a snowball; the important thing is finding wet snow and a really long hill.

My personal favorite metaphor has always been surfing (as in "Catch a wave and you'll be sitting on top of the world"!), but this one is also good. That's what I need now - lots of wet snow and a long, long hill...