Oh, and the other thing: In about 50 million years, the sun gets very inhospitable to life as we know it on earth. Given the insane scale of what we would need to do to travel interstellarly, we’d better get on with it.
;-)
That’s sort of in the ballpark of true, but not for what you may be thinking.
We’re going nowhere. Forget it. We had a shot at it 30 years ago and blew it. No second chance.