The problems of air pollution and other environmental destruction are a common motive, particularly in stories of the middle to late 20th century.
When it comes to crime, investigators say, one of the most common motives is pure greed, the desire to get something for nothing.
A motive common to the proposals for new Federal fees is the desire to increase revenue and thus to cut the gargantuan budget deficit.
The 'messiahs' shared two common motives: money and sexual power.
"It is a common motive in the histories of hundreds of worlds, Captain."
By far the most common motive was insensate jealousy.
The burning desire to own an original and unique work of art was common motive for burglary.
The most common motive in sexual homicides is no motive at all.
In love songs the most common motive is the desire.