What Famous play by shakespear have the phrase, "Et tu, Brute"?
Et tu, Brute? Et tu, Brute? (] ) is a Latin phrase meaning "and you, Brutus?", made famous by its occurrence in William Shakespeare's play "Julius Caesar", where it is uttered by the Roman dictator Julius Caesar to his friend Marcus Brutus at the moment of the former's assassination. The Latin expression first occurs in Elizabethan literary texts. The quotation is widely used in the English-speaking world to signify the unexpected betrayal by a person, such as a friend.
The lady doth protest too much, methinks The lady doth protest too much, methinks is a figure of speech originally found as a quotation from the  1600 play "Hamlet" by William Shakespeare. It is used in everyday speech to indicate doubt in someone's sincerity.