The bureaucrats whispering in ministers' ears do not understand the fundamental concept of high risk/high reward.

On any topic that was needed he seemed to remember only the most fundamental concept.

The fundamental concept was to prepare and promote young singers or string players for professional life at the very highest level.

It featured several rides such as a high-wire bicycle, the human gyroscope, and space moon walk, each demonstrating a fundamental concept of physics.

Rigid bodies are a fundamental concept in classical physics.