It's defined in many ways that "no pain, to gain" paradigm, whether it's education of doctors or in school, as well as generally in the workplace.

它在很多方面定义了“不劳无获，不论是对医生的教育还是在学校，在一般的工作场所也一样。

哈佛公开课 - 幸福课课程节选

Great work! Keep it up. No pain, no gain.

学得真棒！再接再厉哦！一分耕耘，一分收获。

Is there any 课堂 - SpeakingMax英语口语达人

Gary Gilmore The serial killer Gary Gilmore basically said the pain of others gratified him and caused him no unhappiness at all.

连环杀手,基本上就说过别人的痛苦,让他很高兴，他一点都不讨厌。

耶鲁公开课 - 心理学导论课程节选

Remember, "No pain, No gain".

记住，“一分耕耘，一分收获”。

I wish 课堂 - SpeakingMax英语口语达人