Related:

• I dare do all that may become a man; Who dares do more is none.
  -- 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
• Letting "I dare not" wait upon "I would," Like the poor cat i' the adage.
  -- William Shakespeare (1564-1616), Macbeth -- Act i, Sc. 7...
• Nothing is But what is not. -- William Shakespeare (1564-1616), Macbeth -- Act i, Sc. 3
• Macb. If we should fail? Lady M. We fail! But screw your courage to the sticking-place, And we 'll not fail.
  -- William Shakespeare (1564-1616), Macbeth -- Act i, Sc. 7...
• Which shall to all our nights and days to come Give solely sovereign sway and masterdom.
  -- William Shakespeare (1564-1616), Macbeth -- Act i, Sc. 5...
• More is thy due than more than all can pay. -- William Shakespeare (1564-1616), Macbeth -- Act i, Sc.
  4...
• If chance will have me king, why, chance may crown me.
  -- William Shakespeare (1564-1616), Macbeth -- Act i, Sc. 3...