Lee did not do so well in school and sometimes dropped out to help support his family by working.

Or perhaps it was having to support himself by working at a full-time job.

Thus his mother had to support the entire family by working at a nearby manor.

In the meantime, she supported herself by working as a secretary.

After his father died in 1854, Douglas supported the family by working as a school principal while reading law.

At college, King supported himself by working in the library.

He studied for several years, supporting himself by working at the post office and the department store.

He attempted to study medicine, and supported himself by working in a bank office.

She supported herself by working as a model, an actor and in film sound effects.

The requirement should instead be that people can support themselves by working.