An old fox does not run twice into the snare.
More German Proverbs:
Who the daughter would win, with mamma must begin.German
Better free in a foreign land than a serf at home.
German
To-day in finery, to-morrow in filth.
German
It is hard to catch birds with an empty hand.
German
To advise is easier than to help.
German
What's the good of a sun-dial in the shade?
German