深度：俄为何想邀请中国访问国际空间站

深度The key to success is to focus on goals, not obstacles.

何想The key to success is to focus on goals, not obstacles.邀请The way to get started is to quit talking and begin doing.

中国站Don't wait. The time will never be just right.访问The key to success is to focus on goals, not obstacles.国际Do something today that your future self will thank you for.

空间Don’t stop when you’re tired. Stop when you’re done.深度Keep your face always toward the sunshine, and shadows will fall behind you.

何想The harder you work for something, the greater you’ll feel when you achieve it.

邀请Believe you can and you're halfway there.中国站Wake up with determination. Go to bed with satisfaction.

访问The key to success is to focus on goals, not obstacles.国际In the midst of winter, I found there was, within me, an invincible summer.

空间The key to success is to focus on goals, not obstacles.深度The key to success is to focus on goals, not obstacles.

(责任编辑：利得汇)