A bunch of the boys were whooping it up in the Malamute saloon; The kid that handles the music-box was hitting a rag-time tune; Back of the bar, in a… - Robert W. Service

Were you ever out in the Great Alone, when the moon was awful clear,
And the icy mountains hemmed you in with a silence you most could hear;
With only the howl of a timber wolf, and you camped there in the cold,
A helf-dead thing in a stark, dead world, clean mad for the muck called gold;
While high overhead, green, yellow, and red, the North Lights swept in bars? —
Then you've a hunch what the music meant . . . hunger and night and the stars.

This is the Law of the Yukon, that only the Strong shall thrive;
That surely the Weak shall perish, and only the Fit survive.
Dissolute, damned and despairful, crippled and palsied and slain,
This is the Will of the Yukon, -- Lo, how she makes it plain!

Nature is the nest professor in the end.