Depending on context you could use Reichtum or Liebling
An appropriate alternative word for medium is "intermediate."
Condemned could be a suitable alternative
The German word "Schatz" means treasure. Schatz is also widely used to address loved ones as in saying my dear or my love.
Schatz
A suitable alternative for "steal" could be "appropriate" or "acquire without permission."
treasure = Schatz treasures = Schätze Reichtümer
"Can restructure one's way of thinking in a suitable manor for the task at hand"
Yes, that's the meaning. It's Schatz (meaning treasure in general). Schatzi is an belittlement of the word. In Germany you use Schatz or Schatzi to express something like Sweetheart or Honey.
Austin Schatz is 5' 11".
Actually is an alternative word.
Zahara Schatz died in 1999.
Ernst Schatz died in 1887.