"Give it up. It's never going to happen."
-- Bertrand de Pensées-Profondes commenting on the attempt to reverse death (TBB).
Bertrand de Pensées Profondes was a renowned wizarding philosopher and author of A Study into the Possibility of Reversing the Actual and Metaphysical Effects of Natural Death, with Particular Regard to the Reintegration of Essence and Matter (TBB).
Pensées is French for 'thought'. Also, it is the title for a book by a 17th-century philosopher and mathematician Blaise Pascal.
Profondes is similar to the Latin word profundus, meaning deep or profound.
Bertrand Russell was a famous 20th century English philosopher.