I talk half the time to find out my own thoughts, as a school-boy turns his pockets inside out to see what is in them. One brings to light all sorts of personal property he had forgotten in his inventory.

Oliver Wendell Holmes, Sr. (1809-1894) American poet, essayist, scholar

Article (1872-01), “The Poet at the Breakfast-Table,” Atlantic Monthly
    (Source)

Collected in The Poet at the Breakfast-Table, ch. 1 (1872).