We try to make for ourselves, in the manner that best suits us, a simplified and intelligible picture of the world; we then attempt in some manner to substitute this cosmos of ours for the world of experience, and thus to surmount it. This is what the painter, the poet, the speculative philosopher and the natural scientist do, each in his own manner. He makes the cosmos and its construction the pivot of his emotional life in order to find in this way the peace and the serenity which he cannot find in the narrow whirlpool of personal experience…

Albert Einstein, “Prinzipien der Forschung: Rede zum 60. Geburtstag von Max Planck”