The times have been, That when the brains were out the man would die, And there an end. Shakespeare.Macbeth, Act III. Scene 4. (Macbeth, at sight of Banquos ghost.)
Thy commandment all alone shall live Within the book and volume of my brain, Unmixd with baser matter. Shakespeare.Hamlet, Act I. Scene 5. (Hamlet, obedient to his fathers command.)
Cudgel thy brains no more about it; for your dull ass will not mend his pace with beating. Shakespeare.Hamlet, Act V. Scene 1. (First Clown to the second Clown.)