to start over again because the previous plan failed
noch einmal anfangen, weil der vorherige Plan gescheitert ist (noch einmal anfangen, weil der vorherige Plan gescheitert ist)
"Our experiment failed, so we have to go back to the drawing board."
"Unser Experiment ist gescheitert, also müssen wir noch einmal anfangen." (Unser Experiment ist gescheitert, also müssen wir **noch einmal anfangen**.)
to start something energetically and successfully
take action to achieve something
to walk away without purpose or direction
to join something that is already popular or successful
to act unfairly or say something hurtful
By being truthful, you can avoid trouble and feel liberated.