Who would believe that so small a space could contain the images of all the universe?

Wisdom is the daughter of experience

Putting your hand into a river, you simultaneously touch the last of what is passing and the first of what is coming.

Mechanics is the paradise of the mathematical sciences because by means of it one comes to the fruits of mathematics.

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

When the thing taken into union is perfectly adapted to that which receives it, the result is delight and pleasure and satisfaction.

The most beautiful words of love are told in silence for a look.