1) “When we are planning for posterity, we ought to remember that virtue is not hereditary.”

2) “Those who expect to reap the blessings of freedom, must, like men, undergo the fatigues of supporting it.”

3) “Where knowledge is a duty, ignorance is a crime.”

4) “It is error only, and not truth, that shrinks from inquiry.”

5) “A body of men, holding themselves accountable to nobody, ought not to be trusted by any body.”

6) “But it is necessary to the happiness of man, that he be mentally faithful to himself. Infidelity does not consist in believing, or in disbelieving; it consists in professing to believe what he does not believe.”

7) “To argue with a man who has renounced the use and authority of reason, and whose philosophy consists in holding humanity in contempt, is like administering medicine to the dead, or endeavoring to convert an atheist by scripture.” 

8) “Government even in its best state is but a necessary evil; in its worst state an intolerable one.”