when the tendency is to augment happiness,

它的趋势总是增加幸福
and that is greater than to diminish it."

增加的幸福总是比减少得多"
And what is utility?

那么什么是功利
"Utility is that principle

"功利是一种原则
which approves or disapproves a reaction

它支持或反对某种行为
to augment or diminish the happiness of the party

以增大或减少
whose interest is in question." right?

某个利益集团的幸福感"
This is a notion of utility

这是功利的一种定义
which is not all that far away what economists are using,

跟今天的经济学家
even at this time.

所使用的概念差不多
Then here comes something what I think nobody would accept now,

接下来他的观点我想现在没人会认同
that's simply--he said, "Well it's easy therefore to calculate it."

他认为 "要衡量幸福非常简单"