The more effort your partner provides into this project the more effort you want to provide in this project.

你的合作伙伴付出越多努力,你也就越想付出越多努力

耶鲁公开课 - 博弈论课程节选

But in spite of your best effort, you fail to lose a single kilogram.

但是即便你这么努力，你还是一斤肉都没减下来。

I'm frustrated 课堂 - SpeakingMax英语口语达人

The kind of effort that it does require is the effort of application, of applying into your life, of introducing behavioral actual change to your life.

它所需要的努力是一种应用的努力，努力把它应用到你的生活里，努力把行为的实际改变带入你的生活。

哈佛公开课 - 幸福课课程节选

But more important, it is what you are doing differently, how this has an impact on your life and that takes effort.

但更重要的是你们所做的改变是什么，这对你们的生活有怎样的影响，而那需要我们的努力。

哈佛公开课 - 幸福课课程节选