"Having few parts" is what Occam's razor seems to be going for. We can speak specifically of "burdensome details," but I can't think of a one-word replacement for "simple" used in this sense.

It is a problem that people tend to use "simple" to mean "intuitive" or "easy to understand," and "complicated" to mean "counterintuitive." Based on the "official" definitions, quantum mechanics and mathematics are extremely simple while human emotions are exceedingly complex.

I th... (read more)