The mind that engages in subjects of too great variety becomes confused and weakened.

In time and with water, everything changes.

Nothing strengthens authority so much as silence.

Let proportion be found not only in numbers and measures, but also in sounds, weights, times, and positions, and what ever force there is.

Here is a thing which the more it is needed the more it is rejected: and this is advice, which is unwillingly heeded by those who most need it, that is to say, by the ignorant.

He who truly knows has no occasion to shout.

... we might say that the earth has a spirit of growth; that its flesh is the soil, its bones the arrangement and connection of the rocks of which the mountains are composed, its cartilage the tufa, and its blood the springs of water.