Related:

• Letting "I dare not" wait upon "I would," Like the poor cat i' the adage.
  -- William Shakespeare (1564-1616), Macbeth -- Act i, Sc. 7...
• I have bought Golden opinions from all sorts of people.
  -- William Shakespeare (1564-1616), Macbeth -- Act i, Sc. 7...
• Memory, the warder of the brain. -- William Shakespeare (1564-1616), Macbeth -- Act i, Sc. 7
• Nor time nor place Did then adhere. -- William Shakespeare (1564-1616), Macbeth -- Act i, Sc. 7
• I must become a borrower of the night For a dark hour or twain.
  -- William Shakespeare (1564-1616), Macbeth -- Act iii, Sc. 1...
• More is thy due than more than all can pay. -- William Shakespeare (1564-1616), Macbeth -- Act i, Sc.
  4...
• Yet do I fear thy nature; It is too full o' the milk of human kindness.
  -- William Shakespeare (1564-1616), Macbeth -- Act i, Sc. 5...
• What man dare, I dare: Approach thou like the rugged Russian bear, The arm'd rhinoceros, or the Hyrcan tiger,-- Take any shape but that, and my firm nerves Shall never tremble.
  -- William Shakespeare (1564-1616), Macbeth -- Act iii, Sc. 4...
• Nothing is But what is not. -- William Shakespeare (1564-1616), Macbeth -- Act i, Sc. 3