Music of the spheres is an ancient concept, though not a literal one.

Pregnancy after menopause threatens the ancient concept of a human life cycle.

In so doing, the measure transforms an ancient legal concept that has risen and fallen with the times.

It is true, however, that the Moon was much more involved in the ancient concept of the mind-particularly with memory.

Repenting of wrong is an ancient religious concept, about which the biblical prophets had much to say.

Sport for sport's sake was not an ancient concept.

The ancient Greek concept of diet had impressed us both.

This is a modern continuation of the ancient concept of the wet nurse.

Kairos is the ancient Greek concept of a propitious time for action.

What good could an ancient concept like a soul be in a modern world?