Learning is like mountain climbing, with steadfast walk every step, to climb to the highest summit.

学习就像登山一样，只有踏踏实实走好每一步，才能登到最高峰。

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Mountain climbing experts often use it as a difficult test for people who want to climb some of the world's highest mountains.

攀登专家说，此山经常用来对那些准备攀登世界最高峰的人进行艰苦训练的基地。

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Before daybreak, we reached the peak of the highest mountain after a hard groping and climbing in the dark.

天亮之前，经过艰苦的摸索和爬在黑暗中我们到达了最高的山峰。

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As I set off on my next expedition and find myself in harsh climates again, while cycling 15, 000 miles from Alaska to Chile and climbing some of the highest mountains, I will keep in mind the Mountain Rescue teams - who work in these environments, not for fun, but to save lives.

BBC: Rescuers tackle urban landscape