Knowledge without understanding is useless.

What made the war inevitable was the growth of Athenian power and the fear which this caused in Sparta.

For they had learned that true safety was to be found in long previous training, and not in eloquent exhortations uttered when they were going into action.

One's sense of honor is the only thing that does not grow old, and the last pleasure, when one is worn out with age, is not, as the poet said, making money, but having the respect of one's fellow men.

In general, the men of lower intelligence won out. Afraid of their own shortcomings and of the intelligence of their opponents, so that they would not lose out in reasoned argument or be taken by surprise by their quick-witted opponents, they boldly moved into action. Their enemies,on the contrary, contemptuous and confident in their ability to anticipate, thought there was no need to take by action what they could win by their brains.

War is an evil thing; but to submit to the dictation of other states is worse.... Freedom, if we hold fast to it, will ultimately restore our losses, but submission will mean permanent loss of all that we value.... To you who call yourselves men of peace, I say: You are not safe unless you have men of action on your side.

An avowal of poverty is no disgrace to any man; to make no effort to escape it is indeed disgraceful.