The reward of the young scientist is the emotional thrill of being the first person in the history of the world to see something or to understand something. Nothing can compare with that experience… The reward of the old scientist is the sense of having seen a vague sketch grow into a masterly landscape.
Cecilia Payne-Gaposchkin (accepting the Henry Norris Russell Prize from the American Astronomical Society)

Conception cannot precede execution.

Art is a process of discovery through making, and our ability to discover is generally greater than our ability to invent. Think of your work process as a form of travel. Look for the things you don’t know, the things that are revealed or inadvertently uncovered. It is easier to find a world than to make one.

Kit White - 101 Things to Learn in Art School
As a rule, the more painful, costly, unnatural, and disgusting a rite is, the more essentially sacrificial is its character, — for obvious reasons.
John G. Bourke - The Scatalogic Rites of all Nations