Дайте развернутый ответ на , his name is bali. the 38-year-old frenchman has been running for the past 16 years – across every continent, through deserts and desolate forgotten lands. all in the name of peace. he shares his experience by talking to schools, giving slide shows and publishing a diary. “i talk to the children about peace”. do you consider this method effective?

I'm sure that this method is not only effective, but also interesting. There are few people in this world who are working for humanity. 
This person has visited many countries. It's a good idea to talk about it in schools, because children need to know anything about our planet, other peoples and countries.