It means that education is the key to changing the world.
https://classifylist.com/story18131548/education-topic-of-making-high-school-diploma-making-english-certificate No matter who you are if you have an education you can change the world. Even if you do not attend school as a child you might gain an education by learning from yourself and https://lamcaptoc.com others. This is why it is said that you never stop learning.