He that has most experience [is] so much more prudent than he that is new, as not to be equalled by any advantage of natural and extemporary wit- though many young men think the contrary.
Thomas HobbesIn sum, all actions and habits are to be esteemed good or evil by their causes and usefulness in reference to the commonwealth, and not by their mediocrity, nor by their being commended. For several men praise several customs, and, contrarily, what one calls vice, another calls virtue, as their present affections lead them.
Thomas Hobbes