I can well conceive a man without hands,feet,head(for it is only experience which teaches us that the head is more necessary than feet). But Ⅰ cannot conceive man without thought;he would be a stone or a brute.The arithmetical machine produces effects which approach nearer to thought than all the actions of animals. But it does nothing which would enable us to attribute will to it,as to the animals.The account of the pike and frog of Liancourt. They do it al-ways,and never otherwise,nor any othe...