1. “It’s up to you”

A: Should we go to the mountains, or the sea this weekend?

B: It’s up to you.  I don’t care what we do.

2. “I’ll go on”

A: Aren’t you tired?  Maybe you should stop and rest.

B: No, I’m ok.  I’ll go on. I want to arrive as soon as possible.

3. “You never know”

A: You really think we can win?  It seems impossible!

B: You never know.  We might get lucky.