Slice bread in thin (1/2 inch) slices on the diagonal (skip if you have pre-sliced).
Brush lightly with olive oil.
Broil for 3 minutes or until lightly toasted.
Meanwhile, in a small heavy bottom saucepan, combine blackberries and syrup. Cook on low heat, mashing and stirring until a jam-like consistency is formed. If using store bough jam, heat up slightly.
In a small bowl, whip (or mash) the goat cheese and salt together.
Top each crostini with a spoonful of goat cheese and then jam.
Right before serving, drizzly with honey and top with mint.