Abstinence from all injustice to other first-rate powers is a greater tower of strength than anything that can be gained by the sacrifice of permanent tranquillity for an apparent temporary advantage.
ThucydidesWhen tremendous dangers are involved, no one can be blamed for looking to his own interest.
ThucydidesThose who have experienced good and bad luck many times have every reason to be skeptical of successes
Thucydides