- Von nichts kommt nichts... - lit. "from nothing comes nothing" - a very versatile saying applied in a wide variety of contexts such as: 'no pain, no gain', 'if you play with fire, you'll get hurt', 'little sins God punishes at once...' etc.
- Wer den Pfennig nicht ehrt ist des Talers nicht wert - i.e. look after the pennies and they'll look after the pound.
- Was du ererbt von deinen Vätern, erwerb es um es zu besitzen. - what you have inherited from your ancestors (both biologically and materially), work at it, so that you can own it.
German has 1000's of sayings...