Rewards can stimulate people's enthusiasm to do good deeds.
⇑ Translate the sentence above by Google ⇑
Related: stimulate
Prev: It's an artificial device which stimulates the auditory areas of the brain.
Next: They laughed aloud in 1986 when the heir to British throne told a TV reporter that he talked to his plants at his country house, Highgrove, to stimulate their growth.