THE LORD SAID TO MOSES, 'I WILL RISE UP FOR THEM A PROPHET LIKE YOU, & PUT MY WORDS INTO HIS MOUTH; HE SHALL TELL THEM ALL THAT I COMMAND HIM.'
Jesus entered the synagogue & began to teach. The people were spellbound by his teaching because he taught with authority.
Be available. Let the Spirit use your words to enlighten others. No need to know this is happening, but be always respectful of truth, in case he so wishes. Our ability to think & speak are his creation.
Prayer filters fact from fiction, deliberately. Truth needs to be transparent to be convincing. Truth has its own authority; the honesty of the speaker its instrument.