It is presumed that there exists a great unity in nature, in respect of the adequacy of a single cause to account for many different kinds of consequences.

Apart from moral conduct, all that man thinks himself able to do in order to become acceptable to God is mere superstition and religious folly.

Nature does nothing in vain, and in the use of means to her goals she is not prodigal.

Act only according to that maxim whereby you can at the same time will that it should become a universal law.

Art does not want the representation of a beautiful thing, but the representation of something beautiful.

Of all the arts poetry (which owes its origin almost entirely to genius and will least be guided by precept or example) maintains the first rank.

An organized product of nature is that in which all the parts are mutually ends and means.