Poverty for some is inevitable.

A system of ditches and embankments planted with willows intended to restrict movement into Manchuria, built by the Qing dynasty during the later 17th century

A species of willow tree, Salix triandra, native to Eurasia.

The capital city of Curaçao. / A city and town in North Brabant, the Netherlands.

One can have too much of a good thing.

A surname. / A village and civil parish in Mid Devon district, Devon, England (OS grid ref ST0310).

The ability to stick to one's prior commitments, strivings, etc.; determination, willpower.

Even the meekest or most docile people will retaliate or seek revenge if pushed too far.

The impulse to work persistently until one's desires realize themselves; determination.

one's behavior or characteristics are determined by one's heredity