And will there be in our city more of these true guardians or more smiths? The smiths, he replied, will be far more numerous. Will not the guardians be the smallest of all the classes who receive a name from the profession of some kind of knowledge? Much the smallest. And so by reason of the smallest part or class, and of the knowledge which resides in this presiding and ruling part of itself, the whole State, being thus constituted according to nature, will be wise; and this, which has the only knowledge worthy to be called wisdom, has been ordained by nature to be of all classes the least. Most true. Thus, then, I said, the nature and place in the State of one of the four virtues has somehow or other been discovered. And, in my humble opinion, very satisfactorily discovered, he replied. Again, I said, there is no difficulty in seeing the nature of courage, and in what part that quality resides which gives the name of courageous to the State. How do you mean? Why, I said, every one who calls any State courageous or cowardly, will be thinking of the part which fights and goes out to war on the State’s behalf. No one, he replied, would ever think of any other. The rest of the citizens may be courageous or may be cowardly, but their courage or cowardice will not, as I conceive, have the effect of making the city either the one or the other. Certainly not. The city will be courageous in virtue of a portion of herself which preserves under all circumstances that opinion

Socrates: but show themselves stern in battle towards all the enemies they encounter. Timaeus: Very true. Socrates: For we said, as I think, that the...