The human race will have no respite from evils until those who are really philosophers acquire political power or until, through some divine dispensation, those who rule and have political authority in the cities become real philosophers.

No town can live peacefully whatever its laws when its citizens do nothing but feast and drink and tire themselves out in the cares of love

The eyes of the soul of the multitudes are unable to endure the vision of the divine.

When there is an income tax, the just man will pay more and the unjust less on the same amount of income.

If particulars are to have meaning, there must be universals.

Each living creature is said to be alive and to be the same individual - as for example someone is said to be the same person from when he is a child until he comes to be an old man. And yet, if he's called the same, that's despite the fact that he's never made up from the same things, but is always being renewed, and losing what he had before, whether it's hair, or flesh, or bones, or blood, in fact the whole body.

When the mind's eye rests on objects illuminated by truth and reality, it understands and comprehends them, and functions intelligently; but when it turns to the twilight world of change and decay, it can only form opinions, its vision is confused and its beliefs shifting, and it seems to lack intelligence.