Word

arcane \ar-KAYN\, adjective:

Meaning

Understood or known by only a few.

Examples

Under Indonesia's arcane system of land tenure, disputes between local residents, and between locals and developers, are commonplace.

--"Not Fair." [1]The Economist, July 26, 1997

While addressing a problem in the arcane field of mathematical logic, he imagined a machine that could mimic human reasoning.

--Paul Gray, "Alan Turing," [2]Time Pacific, March 29, 1999

Practitioners of this arcane art combine highly abstract mathematical deduction with some of the basic behavioral assumptions of micro-economics to produce theories of the behavior of voters, of representative assemblies, of bureaucracies, and even of courts.

--Jerry L. Mashaw, [3]Greed, Chaos, and Governance

Extra

Arcane comes from Latin arcanus, "shut, closed, secret," from arca, "chest, box."

Paragraph

Human mind is such an arcane subject – very few people have been able to understand it. Yet, nobody can claim to understand it fully. It always manages to surprise even the experts. So complex is the mind that causes all the destruction in the world. If one could manage to learn this arcane art, life on Earth would definitely change for the better. So many problems would be solved if only each human could understand the other. No cheating, no broken heart. Life would be so good then! Is it really possible to master this arcane subject?