People talk of the courage of convictions, but in actual life a man's duty to his family may make a rigid course seem a selfish indulgence of his own righteousness.
The great lawyer who employs his talent and his learning in the highly emunerative task of enabling a very wealthy client to override or circumvent the law is doing all that in him lies to encourage the growth in the country of a spirit of dumb anger against all laws and of disbelief in their efficacy.
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. Dare to know!