An extended stay in the wilderness inevitably directs one's attention outward as much as inward, and it is impossible to live off the land without developing both a subtle understanding of, and a strong emotional bond with, that land and all it holds.

When a young person is moved by a passion and feels compelled to go on this sort of quest, I think you have to let him. You can't stop him. In our culture we don't have formal rights of passage like in some ancient cultures. Subjecting yourself to risk... may be something you have to go through to be a man or a woman.

Heaven, for me, is one focused project - it's like a weird form of autism.

But perhaps the greatest attraction of Mormonism was the promise that each follower would be granted an extraordinarily intimate relationship with God. Joseph taught and encouraged his adherents to receive personal communiqués straight from the Lord. Divine revelation formed the bedrock of the religion.

Getting to the top of any given mountain was considered much less important than how one got there: prestige was earned by tackling the most unforgiving routes with minimal equipment, in the boldest style imaginable.

Straddling the top of the world, one foot in China and the other in Nepal, I cleared the ice from my oxygen mask, hunched a shoulder against the wind, and stared absently down at the vastness of Tibet.

I think part of the appeal of Antarctica is experiencing some sort of power, the forces of the natural world.