Originally Posted by
VeloZer0
Since defence is a non-existant stat in FFT all you can basically do is rely on positioning to avoid getting hit. Take some time at the start of every battle to try and imagine how it will play out, and what opening moves to make to have all of your characters engaged with as small a number of enemies as possible at once. Unlike most FF games were you have no choice but to take your damage and heal it as the fight goes on in FFT you can think of healing as more of a backup plan.