这话是谁说的来？the desire and pursuit of the whole is called love

Plato说的..原话是..

"the reason is that human nature was originally one and we were a whole, and the desire and pursuit of the whole is called love"
我没有找到专业的翻译,我翻译一下吧...
欲望和追求的全部就是爱...大概就是这个意思了...
http://www.whatrain.com/awakening/index.htm