I just ran across this blog la nouvelle théologie, where there is a great post on Faith.
Here is the definition of faith which Julián Carrón gave in New York last January:
“What method can be applied to the knowledge of a historical event? The only way tograsp any historical event in which I didn’t participate is through an indirect method of knowledge, through a witness. This is called faith. Faith then is a natural method of knowledge, a method of indirect knowledge, a knowledge that comes through the mediation of a witness.”
Click through and read the whole thing.