Broaden/expand/widen sb's horizons Verb + object/complement
To boost one's knowlege and experience
Reading books can broaden our horizons.
My dad encouraged me to participate in outside activities so that I can expand our horizons and widen my social circle.
A part-time job will widen your horizons.
To enhance one's performance, or the quality of one's work in order to do as well as others
The verb "broaden/expand/widen" should be conjugated according to its tense.
People tend to like forbidden or illegal things just because they are forbidden or illegal.
He must have believed that stolen fruit is the sweetest, and he, therefore, cheated on his partner.