It is difficult for the isolated individual to work himself out of the immaturity which has become almost natural for him.
Dare to know! Have the courage to use your own intelligence!
Enlightenment is man's emergence from his self-incurred immaturity.
Enlightenment is man's emergence from his self-imposed immaturity...No thing is required for this enlightenment.. .except freedom; and the freedom in question is the least harmful of all, namely, the freedom to use reason publicly in all matters.