We are full of pride and enthusiasm. We feel happier and prouder for the success of the business of our partners, since only their success is our success.

我们更为合作伙伴事业的成功而感到欣慰和自豪，因为他们的成功才是我们的成功。

youdao

A positive song also puts us in a good mood, so we feel much happier.

一首积极向上的歌曲也能让我们心情愉悦，所以我们会感到更加快乐。

youdao

We think of them as signifying happiness, and indeed, researchers do find that the more intensely people contract their zygomaticus major muscles, the happier they say they feel.

研究者也发现，人们在微笑时，颧骨肌肉收缩得越厉害，人们感到的快乐感也会随之提高。

youdao

I feel like we're healthier and happier than them.

我感觉，我们比他们更健康，也更快乐。

耶鲁对比哈佛 - SpeakingMax英语口语达人

We discovered that nothing makes people feel happier and more engaged at work than making meaningful progress on something they care about.

WSJ: How to Save an Unproductive Day in 25 Minutes