One day she realized that her lessons contained too many prevention-subjects with a negative twist: warnings against dangers of life, such as smoking, drinking, drug abuse, teenage pregnancy etc. She decided things needed to change, and launched the idea of happiness lessons (Lessen in geluk) for students 10-15 years. She won an Education Award after which the lessons were developed. These became and still are available at no cost for Dutch and Belgian teachers, together with a comprehensive teachers manual at www.lesseningeluk.nl.