Careful Words

blockhead (n.)

  No man but a blockhead ever wrote except for money.

Samuel Johnson (1709-1784): Life of Johnson (Boswell). Vol. vi. Chap. iii. 1776.

The bookful blockhead, ignorantly read,

With loads of learned lumber in his head.

Alexander Pope (1688-1744): Essay on Criticism. Part iii. Line 53.