Go through hardship and persevere in toil; work hard without complaint. - Chinese Idiom

刻苦耐劳。- 汉语成语

积劳成疾。- 汉语成语

Break down from constant overwork. - Chinese Idiom

Can hardly say three sentences without referring to one's own work. - Chinese Idiom

三句话不离本行。- 汉语成语

Let each person do his best. - Chinese Idiom

各尽所能。- 汉语成语

隔行如隔山。- 汉语成语

Difference in profession makes one feel worlds apart. - Chinese Idiom

日理万机。- 汉语成语

Deal with a host of problems every day; handle much work every day. - Chinese Idiom

百废待兴。- 汉语成语

All that has been left undone is to be done. - Chinese Idiom

热爱使人胜任任何工作。- 格言

Love makes one fit for any work. - Maxim

There is no general rule without some exception. - Maxim

凡规则皆有例外。- 格言

There is mystery in the meanest trade. - Proverb

最低贱的行业中也有其奥秘。- 谚语

The workmanship surpasses the material. - Proverb

材料好不如手艺高。- 谚语

The commencement is easy, but the maintenance is difficult. - Maxim

创业容易守业难。- 格言

量才录用。- 格言

Suitable ability in a suitable place. - Maxim

只有在日常事务上尽责的人，才能在重大事情上尽责。- 格言

Only they who fulfill their duties in everyday matters will fulfill them on great occasions. - Maxim

事业是生命之盐。- 谚语

Business is the salt of life. - Proverb

Business is business. - Chinese Idiom

公事公办。- 汉语成语

与其锈掉，不如用坏。- 谚语

Better wear out than rust out. - Proverb