What is Enlightenment according to Immanuel Kant

Immanuel Kant defines enlightenment as "the human being's emergence from his self incurred minority." In order to attain enlightenment, individuals and society must educate their reasoning, and free themselves from immaturity. This freedom is the "public use of one's reason in all matters, " which can independently initiate the freedom of the press and of individual speech as instruments of enlightenment.
I disagree with Kant's idea that the freedom of speech would help humanity leave their auto-marginalised groups. The tendency in society is to crush any supposedly enlightened 'tall pop…