The part always has a tendency to reunite with its whole in order to escape from its imperfection.

How many emperors and how many princes have lived and died and no record of them remains, and they only sought to gain dominions and riches in order that their fame might be ever-lasting.

In order to arrive at knowledge of the motions of birds in the air, it is first necessary to acquire knowledge of the winds, which we will prove by the motions of water in itself, and this knowledge will be a step enabling us to arrive at the knowledge of beings that fly between the air and the wind.

As a well-spent day brings happy sleep, so a life well used brings happy death.

Simplicity is the ultimate sophistication.

There are three classes of people: those who see, those who see when they are shown, those who do not see.