Enlightened being is a person who is literally enlightened in his very core. His very cognition is built on the highest possibility - knowledge, truth, clarity.
So understand, if somebody intellectually understands the spiritual truths, truths about life, he will be able to give you an intellectual understanding.
If somebody is emotionally excited about this great ideas, he will be able to emotionally excite you with that same great ideas.
But only if somebody is enlightened, somebody’s being, core being cognition, is established in these great ideas, he will be able to transmit that experience to you.