Boys and girls are the most important part of our society in which they are living. These people are the parents of their generation.
These lines do not have much relevance to your essay. In the introduction you are supposed to introduce the topic. So, whatever you say there need to have a proper alignment with your topic and should introduce the prompt to the reader. This is what I suggest for this line;Boys and girls should be given due care in our society because they are the future of the world. Therefore educating them is also very important to guide them in the right path. Some say it is good to have gender mixed education while the others refute this argument.