The first definition implies flexibility, the second doesn’t. Non human animals and machines are often much more efficient than humans at achieving their goals, but are not counted as more intelligent because their goals are fixed. A rock is highly efficient at staying in the same place.
The first definition implies flexibility, the second doesn’t. Non human animals and machines are often much more efficient than humans at achieving their goals, but are not counted as more intelligent because their goals are fixed. A rock is highly efficient at staying in the same place.