I will go on and see what there is beyond.

On such a discovery as I have made one can pass no conclusion whatever.

If I cannot go farther, I need not have gone down at all." "No," said Margaret, "I don't want you to go on--at least at present; you must wait.

The earth will wait, and I want you to be in a condition to be able to wait also.

You must now stop this work altogether.