Life is both sad and solemn. We are led into a wonderful world, we meet one another here, greet each other---and wander together for a brief moment. Then we lose each other and disappear as suddenly and unreasonably as we arrived.
Jostein GaarderThe sophists were as a rule men who had traveled widely and seen different forms of government. Both conventions and local laws in the city-states could vary widely. This led the Sophists to raise the question of what was natural and what was socially induced. By doing this, they paved the way for social criticism in the city-state of Athens.
Jostein Gaarder