It was the first time he'd admitted to himself what his professional logic said must be the case.

Simple logic says that we must guard against the greater danger.

All logic says the ingredients are here for an overtime game.

At last they stepped into a huge room that logic said must be on the other side of the wall from the final assembly area.

Logic says that making such a match would be a snap.

Even though common logic said that eventually they would have to pay for it with more of the same.

Because logic says whatever worked before will work again.

So logic would say that Tandy took the baby to her parents.

Common sense and logic said she should find a corner to put her back against and make a stand.

All logic said that she would die of natural causes, centuries before her time was served.