Could you clarify what you are asking?
Here are some possibilities based on what you might have been thinking of:
* "To be, or not to be, that is the question": This is Hamlet's famous soliloquy about the nature of life and death.
* "The lady doth protest too much, methinks": This line is said by Queen Gertrude, Hamlet's mother, in a moment of suspicion.
* "There are more things in heaven and earth, Horatio, than are dreamt of in your philosophy": Hamlet says this to his friend Horatio, implying that the world is full of mysteries and wonders.
Please provide more context or information about the quote you're looking for, and I'll be happy to help you find the speaker!