A good engineer is one who destructs and develop nearby it.
A great engineer is one who finds the way and builds through it.
A Good engineer is one who creates the product with some constraints.
A Great engineer is one who creates the product with completion.
A good engineer is one who creates a legendary product and scraps it.
A great engineer is one who recreates and bring back from scrap.
A good engineer is one who produces a car which runs on gasoline/diesel fuel.
A great engineer is one who invents the car that runs on water and acetylene.
A good engineer is one who uses turbine for power production.
A great engineer is one who uses a turbine to produce drinking water from sea.
A good engineer is one who creates a premium brand.
A great engineer is one who makes it available to all the people.