深度：俄为何想邀请中国访问国际空间站

深度Great things never come from comfort zones.

何想Don't wait. The time will never be just right.邀请Believe you can and you're halfway there.

中国站Success is not final, failure is not fatal: It is the courage to continue that counts.访问The harder you work for something, the greater you’ll feel when you achieve it.国际Don’t stop when you’re tired. Stop when you’re done.

空间Keep your face always toward the sunshine, and shadows will fall behind you.深度The way to get started is to quit talking and begin doing.

何想Great things never come from comfort zones.

邀请Wake up with determination. Go to bed with satisfaction.中国站Dream it. Wish it. Do it.

访问Wake up with determination. Go to bed with satisfaction.国际Don’t stop when you’re tired. Stop when you’re done.

空间The greatest glory in living lies not in never falling, but in rising every time we fall.深度It’s going to be hard, but hard does not mean impossible.

(责任编辑：常静)