The principal effect of the progress of society is to increase the quantity of wealth, and the power of distributing it.
普通的草木到了秋天就凋零了，只有松柏在秋天，仍郁郁葱葱。点评：南北朝时期刘宋学者刘义庆曾言「蒲柳之姿，望秋而落；松柏之质，凌霜犹茂。」松柏两树皆长青不凋，是志操坚贞的象征。
La historia de un país no se puede entender sin conocer su literatura.
The method of introspection must be rigorously standardized.