The study of mathematics is apt to commence in disappointment.... We are told that by its aid the stars are weighed and the billions of molecules in a drop of water are counted. Yet, like the ghost of Hamlet's father, this greatest science eludes the efforts of our mental weapons to grasp it. Alfred North Whitehead
Digression is the soul of wit. Take the philosophic asides away from Dante, Milton or Hamlet's father's ghost and what stays is dry bones. Ray Bradbury
Let the gossip roll! What to me are Hamlet's garters, or the whirlwind of Salome's dance, or the tread of the Man in the Iron Mask? I am more iron than they. Anna Akhmatova
Many undoubtedly owe their good fortune to the circumstance that they possess a pleasing smile with which they win hearts. Yet these hearts would do better to beware and to learn from Hamlet's tables that one may smile, and smile, and be a villain. Arthur Schopenhauer
Act III Polonius forces Ophelia to return Hamlet's love letters and tokens of affection to the prince while he and Claudius watch from afar to evaluate Hamlet's reaction. Source: Internet
Carolyn Heilbrun 's 1957 essay "The Character of Hamlet's Mother" defends Gertrude, arguing that the text never hints that Gertrude knew of Claudius poisoning King Hamlet. Source: Internet