speak about probadlity and the future

R: Clara, can i ask you a question? I'm doing a survey.
C: Yes, if you like.
R: Right, the question is, do you think that humans exist in the next millennium?
C:Let me think... I think if there will be people and the world will be more evolved.
R: I agree with you I also think so.
C:ok. What's the next question?
R: The next question is ...