Surely nature might find some less irritating way of carrying on business if she would give her mind to it. Why should the generations overlap one another at all? Why cannot we be buried as eggs in neat little cells with ten or twenty thousand pounds each wrapped round us in Bank of England notes, and wake up, as the sphex wasp does, to find that its papa and mamma have not only left ample provision at its elbow, but have been eaten by sparrows some weeks before it began to live consciously on its own account?