Marriage is the beginning and pinnacle of civilization.
One never goes so far as when one doesn't know where one is going.
Experiments are mediators between nature and idea.
I have so much in me, and the feeling for her absorbs it all; I have so much, and without her it all comes to nothing.
Nothing should be valued higher than the value of the day.
In nature we never see anything isolated, but everything in connection with something else which is before it, beside it, under it and over it.