If the whole world depends on today's youth, I can't see the world lasting another 100 years.
Every action has its pleasures and its price.
I swear it upon Zeus an outstanding runner cannot be the equal of an average wrestler.
To know, is to know that you know nothing. That is the meaning of true knowledge. For a man who claims to have knowledge, while actually knowing nothing, is less smarter than you, who claim to know nothing.
False language, evil in itself, infects the soul with evil.
The unexamined life is not worth living.