“Those things which I am saying now may be obscure, yet they will be made clearer in their proper place.”

Of all things visible, the highest is the heaven of the fixed stars.

To know that we know what we know, and to know that we do not know what we do not know, that is true knowledge.

For I am not so enamoured of my own opinions that I disregard what others may think of them.

The earth together with its surrounding waters must in fact have such a shape as its shadow reveals, for its eclipses the moon with the arc of a perfect circle.

For it is the duty of an astronomer to compose the history of the celestial motions through careful and expert study.

Finally we shall place the Sun himself at the center of the Universe.

I often considered whether there could perhaps be found a more reasonable arrangement of circles.

In the midst of all dwells the Sun. For who could set this luminary in another or better place in this most glorious temple, than whence he can at one and the same time brighten the whole

Near the sun is the center of the universe.

The massive bulk of the earth does indeed shrink to insignificance in comparison with the size of the heavens.

At rest, however, in the middle of everything is the sun.

Love the person, but give the person total freedom. Love the person, but from the very beginning make it clear that you are not selling your freedom.

The more clearly you understand yourself and your emotions, the more you become a lover of what is.

No discussion between two persons can be of any use, until each knows clearly what it is that the other asserts.

Minimalism is clearing your mind of attachments and focusing on what matters most.

Having knowledge but lacking the power to express it clearly is no better than never having any ideas at all.

When everything is uncertain, everything that’s important becomes clear.

Some seasons you see growth, other clear space for it.

Emotion, which is suffering, ceases to be suffering as soon as we form a clear and precise picture of it.