Every time we encounter a wall while walking along a stretch of road, we turn into a brand? New stretch of road.

每当我们走了一段路碰壁了，这一个个转折点又把我们带上了一段段崭新的道路。

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A well-known algorithm, so to speak, for walking a maze, is the right hand rule -- follow the right hand wall until you are out (including around dead-ends).

换句话说，有一个著名的走迷宫算法就是右手法则 - 顺着右手边的墙走，直到出去（包括绕过绝路）。

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He recommends the wall stretch (see the illustration at top-right, and instructions here), which is best done after a gentle warm-up of brisk walking or jogging.

他建议对墙进行(见右上图及说明)，最好在做完疾跑或慢跑等温和性的热身之后再进行。

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Randall begins with an account of his own sleep problems, which include laughing, humming, grunting, bouncing, kicking, and, on at least one occasion, sleep-walking into a wall.

NEWYORKER: Up All Night

When he had finished, the publisher lit a cigarette and paced up and down the office for a long time in silence, walking from one wall to the other, a distance of barely three yards.

NEWYORKER: ?lvaro Rousselot��s Journey

From making the Statue of Liberty disappear, walking right through the Great Wall of China to levitating over the Grand Canyon, Copperfield is constantly redefining the realms of possibility.

CNN: Quest for magic