30 ESSAYS AND OBSERVATIONS 



ties of matter; and it is no lefs repugnant 

 to the very conception of the thing, that 

 the motion of one body can pafs from it 

 to another, than that the figure of one bo- 

 dy can pafs from it to another. In gene- 

 ral, qualities, properties, and affedlions, 

 are infeparable from the particular bodies 

 to which they belong. They have no fe- 

 parate exiflence ; and therefore cannot be 

 <ionveyed, even in imagination, from one 

 body to another. The green colour of 

 this field, cannot be taken from it, and 

 beftowed upon another: All that can be 

 done, is to give the other a fimilar colour. 

 My ideas or feelings cannot be conveyed 

 from, me to any other perfon, though fi- 

 milar feelings or ideas may be produced 

 in that other perfon. This is not a play 

 about words ; it leads to the explanation 

 of aphaenomenon which natural philofo- 

 phers have not been able to explain with 

 any fatisfadion. When motion is pro- 

 duced in one body by the impulfe of ano- 

 ther, there is no necefiity to embrace {o 

 abfurd a dodlrine, as that motion pafTes 

 from the one to the other. The motion 



produced 



