M:we have traveled from Earth's future to Earth's past.
That is another reason for us to keep silent.
Apes, at this instant in time cannot yet talk.
For the moment, we should follow their example.
Z:And how in the name of God are we to know that unless we communicate?
We can speak, so I spoke.
M:Stop arguing. It's too late for that.
Use your heads and start thinking.
Now that they know we can speak.