Initially when we go to a warm place, we feel the relief and there's this spiky level of wellbeing.

刚去到一个温暖的地方，会感到放松，幸福水平高到值峰。

哈佛公开课 - 幸福课课程节选

I know that you have just graduated. So do you feel happy now?

我知道你刚毕业。那么你现在感到幸福吗？

寻找幸福 - SpeakingMax英语口语达人

you kind of have like, true happiness, where you can just be.

你就拥有了真正的幸福，而你也会真正地感到幸福。

寻找幸福 - SpeakingMax英语口语达人

I'm glad is so great to use when you're feeling good about life. When you're feeling happy.

当你对生活感到很满足，感到幸福的时候，都可以使用“I'm glad”句型。

I'm glad 课堂 - SpeakingMax英语口语达人

Once again,they don't spontaneously emerge once the painful experiences go away.

再说一次，幸福不会自动出现,并不是没有痛苦就能感到幸福。

哈佛公开课 - 幸福课课程节选