Since we think we understand when we know the explanation, and there are four types of explanation (one, what it is to be a thing; one, that if certain things hold it is necessary that this does; another, what initiated the change; and fourth, the aim), all these are proved through the middle term.

One may go wrong in many different ways, but right only in one, which is why it is easy to fail and difficult to succeed.

The most important relationship we can all have is the one you have with yourself, the most important journey you can take is one of self-discovery. To know yourself, you must spend time with yourself, you must not be afraid to be alone. Knowing yourself is the beginning of all wisdom.

The good lawgiver should inquire how states and races of men and communities may participate in a good life, and in the happiness which is attainable by them.

Change in all things is sweet.

We deliberate not about ends, but about means.

The intelligence consists not only in the knowledge but also in the skill to apply the knowledge into practice.