The use of rewards and punishments to influence another's attitude is a successful strategy with children but not with adults.

Rewards

Benefits, compensation, or acknowledgment provided to someone for their work, achievements, or behavior.

Punishments

The imposition of a penalty as retribution for an offense or undesirable behavior.

Adults

Individuals who have reached the age of maturity, usually considered to be 18 or older, and are recognized as fully developed persons both physically and mentally.