Once Upon a Dream (Sleeping Beauty song) Once Upon a Dream (Sleeping Beauty song) "Once Upon a Dream" is a song written for the 1959 animated musical fantasy film "Sleeping Beauty" produced by Walt Disney. Its lyrics were written by Jack Lawrence, and its music by Sammy Fain. The song's melody is based on the "Grande valse villageoise" (nicknamed "The Garland Waltz"), from the 1890 ballet "The Sleeping Beauty" by Pyotr Ilyich Tchaikovsky. "Once Upon a Dream" serves as the film's main theme, and as the love theme of Princess Aurora and Prince Philip. It is performed in the film by a chorus as an overture and
Sleeping Beauty problem The thirder position argues that the probability of heads is 1/3. Adam Elga argued for this position originally as follows: Suppose Sleeping Beauty is told and she comes to fully believe that the coin landed tails. By even a highly restricted principle of indifference, her credence that it is Monday should equal her credence that it is Tuesday since being in one situation would be subjectively indistinguishable from the other. In other words, P(Monday Tails) = P(Tuesday | Tails), and thus Consider now that Sleeping Beauty is told upon awakening and comes to fully believe that it is Monday. Guided