text: And this way will be afforded you by philosophy. Betake yourself therefore to philosophy if you would be safe, untroubled, happy, in fine, if you wish to be, – and that is most important, – free. There is no other way to attain this end. Folly is low, abject, mean, slavish, and exposed to many of the cruellest passions. These passions, which are heavy taskmasters, sometimes ruling by turns, and sometimes together, can be banished from you by wisdom, which is the only real freedom. There is but one path leading thither, and it is a straight path; you will not go astray. Proceed with steady step, and if you would have all things under your control, put yourself under the control of reason; if reason becomes your ruler, you will become ruler over many.
  You will learn from her what you should undertake, and how it should be done; you will not blunder into things. You can show me no man who knows how he began to crave that which he craves. He has not been led to that pass by forethought; he has been driven to it by impulse. Fortune attacks us as often as we attack Fortune. It is disgraceful, instead of proceeding ahead, to be carried along, and then suddenly, amid the whirlpool of events, to ask in a dazed way: "How did I get into this condition?" Farewell.