Related:

• A talent which does not daily increase,daily diminishe
• He who adds not to his learning diminishes it. -- The Talmud
• For it so falls out That what we have we prize not to the worth Whiles we enjoy it, but being lack'd and lost, Why, then we rack the value
  hen we find The virtue that possession would not show us Whiles it was ours....
• PROPERTY, n. Any material thing, having no particular value, that may be held by A against the cupidity of B.
  Whatever gratifies the passion for possession in one and disappoints it in all others....
• A true friend is the best possession.
• Possession, n. The whole of the law.
• Truth does not matter; perception of truth does.
• The intelligence of any discussion diminishes with the square of the number of participants.
  -- Adam Walinsky...