Every failure is a step to success.

We need very much a name to describe a cultivator of science in general. I should incline to call him a scientist. [The first use of the word.]

Hence no force, however great, can stretch a cord, however fine, into a horizontal line which is accurately straight: there will always be a bending downwards.

The object of science is knowledge; the objects of art are works. In art, truth is the means to an end; in science, it is the only end. Hence the practical arts are not to be classed among the sciences

Man is the interpreter of nature, science the right interpretation.

We cannot observe external things without some degree of Thought; nor can we reflect upon our Thoughts, without being influenced in the course of our reflection by the Things which we have observed.

The catastrophist constructs theories, the uniformitarian demolishes them.