The American Heritage Dictionary defines crucible as "a place, time, or situation characterized by the confluence of powerful intellectual, social, economic, or political forces; a severe test of patience or belief; a vessel for melting material at high temperatures." A crucible was the vessel in which medieval alchemists attempted to turn base metals into gold. That the alchemists inevitably failed in their audacious attempts doesn't denigrate the power of the crucible as a metaphor for the circumstances that cause an individual to be utterly transformed.
Warren G. BennisOrganizations have to come to grips with the fact that tests of adaptive capability aren't always pleasant. Learning can be a powerful emotional event, and organizations have to be cognizant of that. They must understand that those who complete high-quality executive education programs are going to see the organization with fresh eyes after they return. Those who re-enter the workplace filled with new enthusiasm and new ideas often find a chilly response on the part of their supervisors.
Warren G. Bennis