If you want to go into space first time on a new vehicle that's never been flown, you want to go with a pro.

If you want to go into space first time on a new vehicle that's never been flown, you want to go with a pro.

如果你想第一次乘坐从未飞行过的新飞行器进入太空，你想和专业人士一起去。

-- Robert Crippen 罗伯特·克里彭