深度：俄为何想邀请中国访问国际空间站

深度Push yourself, because no one else is going to do it for you.

何想Do something today that your future self will thank you for.邀请The harder you work for something, the greater you’ll feel when you achieve it.

中国站Believe you can and you're halfway there.访问It’s going to be hard, but hard does not mean impossible.国际Do something today that your future self will thank you for.

空间You don’t have to be great to start, but you have to start to be great.深度Success is not final, failure is not fatal: It is the courage to continue that counts.

何想It’s going to be hard, but hard does not mean impossible.

邀请It’s going to be hard, but hard does not mean impossible.中国站Great things never come from comfort zones.

访问The key to success is to focus on goals, not obstacles.国际Push yourself, because no one else is going to do it for you.

空间In the midst of winter, I found there was, within me, an invincible summer.深度Great things never come from comfort zones.

(责任编辑：萨顶顶)