"You're sure that we'll find someone suitable here?" "Sure as eggs is eggs," replied Sneezer. "Surer even, eggs not always being what one might expec… - Garth Nix

Does the walker choose the path, or the path the walker?

"Come on, then, Giac," said Suzy. "Last one to the top is a rotten sorceror." She started off at a run, but paused after a few steps when Giac didn't immediately follow. He was looking puzzled. "Come on!" "But I already am a rotten sorceror," he said.

She got up, grew her legs longer to get her body out of the water and shook herself dry. Then she wandered off, following a zigzag path along the border between Life and Death, her tail wagging so hard, the tip of it beat the river into a froth behind her.