That the state of knowledge in any country will exert a directive influence on the general system of instruction adopted in it, is a principle too obvious to require investigation.
The true teacher defends his pupils against his own personal influence. He inspires self-distrust. He guides their eyes from himself to the spirit that quickens him. He will have no disciple.
The difference is slight, to the influence of an author, whether he is read by five hundred readers, or by five hundred thousand; if he can select the five hundred, he reaches the five hundred thousand.
The difference is slight, to the influence of an author, whether he is read by 500 readers, or by five hundred thousand; if he can select the 500, he reaches the five hundred thousand.
By liberty I mean the assurance that every man shall be protected in doing what he believes is his duty against the influence of authority and majorities, custom and opinion.