He who has conferred a benefit on anyone from motives of love or honor will feel pain, if he sees that the benefit is received without gratitude.

The soul is characterized by these capacities; self-nutrition, sensation, thinking, and movement.

Something is infinite if, taking it quantity by quantity, we can always take something outside.

Happiness, then, is co-extensive with contemplation, and the more people contemplate, the happier they are; not incidentally, but in virtue of their contemplation, because it is in itself precious. Thus happiness is a form of contemplation.

Time crumbles things; everything grows old under the power of Time and is forgotten through the lapse of Time.

There is more both of beauty and of raison d'etre in the works of nature- than in those of art.

There are three qualifications required in those who have to fill the highest offices, - (1) first of all, loyalty to the established constitution; (2) the greatest administrative capacity; (3) virtue and justice of the kind proper to each form of government.