You try to reduce the expenses,

你会试图降低开支
and you try to increase the return

增加回报
on what you try to achieve.

并努力地将它转化为现实
But let me also emphasize that

但我仍要强调一点
Weber's notion of instrumental rationality

韦伯的工具理性这个概念
does not say that the ends are irrational. Right?

并不是指这个结果是不理性的
Weber, very much like John Stuart Mill,

韦伯很像约翰·斯图尔特·穆勒
is quite aware that we actually do have preferences,

认为我们在选择时确实有喜好偏爱
and there are some ends what we find more valuable than other ends.

我们会认为某些结果相比更有价值
Instrumental rationality only means

其实工具理性仅仅是指
if in order to achieve this end is too costly for us,

如果实现目标需要付出过多的代价时
then we probably will go for our second preference,

我们可能会退而求其次选择第二喜好