Suppose that a sea-battle will not be fought tomorrow. Then it was also true yesterday - and the week before, and last year - that it will not be fought, since any true statement about what will be the case in the future was also true in the past.
Suppose that a sea-battle will not be fought tomorrow. Then it was also true yesterday - and the week before, and last year - that it will not be fought, since any true statement about what will be the case in the future was also true in the past.