In short, when the other party is in a state of fright and he see you, he will fall in love with you.
Psychologically it would work, but probably not in practice
Scooter: Stop shaking the bridge
Joyce: be careful, your gonna fall. your gonna fall!
Ramantha: You know, The "suspension bridge effect" really works! i tried it last time.
Hanna: Yeah! I've heard about that! Thats the way to go about confessing right?
Ramantha: Sure is! How do you think i got Moe to start going out with me?