Physiological tremors

[...] the theory of secularly perturbed systems plays a most important role in gravitational astronomy. It is quite possible that some of the physiological tremors may be treated somewhat roughly as secularly perturbed linear systems.

• I sometimes wonder what would have happened if Norbert Wiener, instead of writing this passage in the landmark book "Cybernetics" (1948), would have 60 years later thus motivated the request for a relatively small grant ... gibberish?

If one must choose between rigor and meaning, I shall unhesitatingly choose the latter. René Thom