1. what is the opposite of a hole?
2. why does the day begin in the middle of the night and the year in the middle of the winter?
3. if i have a ship, the SS 143, and i slowly make rennovations to the ship, and i end up replacing every single piece of the ship with a newer piece, is it the same ship? what if i now take all the old pieces and build another identical ship using the same blueprint, which ship is the original ship? which is the real SS 143?
4.