深度：俄为何想邀请中国访问国际空间站

深度Don't wait. The time will never be just right.

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空间Great things never come from comfort zones.深度The greatest glory in living lies not in never falling, but in rising every time we fall.

何想Your limitation—it’s only your imagination.

邀请Wake up with determination. Go to bed with satisfaction.中国站You don’t have to be great to start, but you have to start to be great.

访问The greatest glory in living lies not in never falling, but in rising every time we fall.国际Don't wait. The time will never be just right.

空间The way to get started is to quit talking and begin doing.深度You don’t have to be great to start, but you have to start to be great.