急！！有没有罗素论爱On Affection的中文翻译啊?

The best type of affection is reciprocally life-giving; each receives affection with joy and gives it without effort, and each finds the whole world more interesting in onsequence of the existence of this reciprocal happiness.

There is, however, another kind, by no means uncommon, in which one person sucks the vitality of the other, one receives what the other gives, but gives almost nothing in return. Some very vital people belong to this bloodsucking type. They extract the vitality from one victim after another, but while they prosper and grow interesting, those upon whom they live grow pale and dim and dull. Such people use others as means to their own ends, and never consider them as ends in themselves. Fundamentally they are not interested in those whom for the moment they think they love; they are interested only in the stimulus to their own activities, perhaps of a quite impersonal sort. Evidently this springs from some defect in their nature, but it is one not alt