The happy life we have today was not easily won.

今天的幸福生活得来不易。

《新英汉大辞典》

The happy life in my childhood returned to my memory.

我回想起幼年时代的幸福生活。

youdao

So, the happy life is the simple life, the happy world is the simple world.

所以，快乐的人生是单纯的人生，快乐的世界是单纯的世界！

youdao

The popular story of Molly Brown is that she was on the Titanic returning home to a happy life with her husband.

VOA: special.2010.03.08

Would you be happy or would you be unhappy, to discover that you actually have been living ? a life on the experience machine?

你会开心还是不开心，如果你发现实际上,你一直都是在体验机器里生活？

耶鲁公开课 - 死亡课程节选

people just can't be happy if they are living a life that is contrary to the type of person they are.

如果人们的生活与他们真实的自我背道而驰，那么他们是不会开心的。

喜欢的书 - SpeakingMax英语口语达人

It is odd to observe the tension between my happy personal life and the visible collective uneasiness about matters both domestic and foreign.

FORBES: Richard Epstein - The Libertarian

Once again, back to the Fifth Splendid Truth: you can build a happy life only on the foundation of your own nature.

FORBES: Are You Trying to Eat Better?

"This droll-faced northern girl, who in the course of a long and happy life, took her place amongst the best we have, " said Bennett.

BBC: NEWS | Entertainment | Stars celebrate Dame Thora's life