The art of governing is a great metier, requiring the whole man, and it is therefore not well for a ruler to have too strong tendencies for other affairs.
Johann Wolfgang von GoetheThe artist may be well advised to keep his work to himself till it is completed, because no one can readily help him or advise him with it... but the scientist is wiser not to withhold a single finding or a single conjecture from publicity.
Johann Wolfgang von Goethe