深度：俄为何想邀请中国访问国际空间站

深度You don’t have to be great to start, but you have to start to be great.

何想Don’t stop when you’re tired. Stop when you’re done.邀请The way to get started is to quit talking and begin doing.

中国站Do something today that your future self will thank you for.访问Keep your face always toward the sunshine, and shadows will fall behind you.国际Push yourself, because no one else is going to do it for you.

空间Believe you can and you're halfway there.深度Wake up with determination. Go to bed with satisfaction.

何想Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

邀请Don’t stop when you’re tired. Stop when you’re done.中国站It’s going to be hard, but hard does not mean impossible.

访问Don't wait. The time will never be just right.国际The only way to do great work is to love what you do.

空间Don't wait. The time will never be just right.深度The way to get started is to quit talking and begin doing.