It follows from what we have just said, that the natural changes of monads come from an internal principle, since an external cause would be unable to influence their inner being. ↗
We know from biology that new forms of organisms simulate their primitive form as closely as possible at first, even though obliged to exist under changed internal and external conditions. ↗
I made the mistake of thinking that external accomplishments would bring me peace. I thought it was about the job or a book or making a name for myself. ↗
Sensation is not the conduction of a quality or state of external bodies to consciousness, but the conduction of a quality or state of our nerves to consciousness, excited by an external cause. ↗