Occasionally in life there are those moments of unutterable fulfillment which cannot be completely explained by those symbols called words. Their meanings can only be articulated by the inaudible language of the heart. - Martin Luther King Jr.
Words are made for a certain exactness of thought, as tears are for a certain degree of pain. What is least distinct cannot be named; what is clearest is unutterable. - René Daumal
It always strikes me, and it is very peculiar, that, whenever we see the image of indescribable and unutterable desolation—of loneliness, poverty, and misery, the end and extreme of things—the thought of God comes into one's mind. - Vincent Van Gogh