Answer:
Enlightenment is man's emergence from his self-imposed nonage. Nonage is the inability to use one's own understanding without another's guidance. This nonage is self-imposed if its cause lies not in lack of understanding but in indecision and lack of courage to use one's own mind without another's guidance.
Facts
Enlightenment ideas like knowledge, freedom, and happiness were considered the highest human goals. French philosopher Diderot was a pioneer of the movement in France. The 'Encyclopédie' was the first encyclopedia accessible to the general public. Diderot wrote it to propagate the ideals of the Enlightenment.