This thread picks up from viewtopic.php?f=2&t=64818.
Here's a way—a good way, I think—to get to grips with conditional sentences.
There's conditional clauses, i.e. if-clauses, and there’s main clauses. A main clause is not affected at all by whether or not there’s an if-clause with it.
So here’s how if-clauses work:-
εἰ + indic.:
εἰ λέγω / ἔλεγον / εἶπον / εἴρηκα = If I am saying / was saying ...