deliberate

故意の、意図的な、熟慮する ◇de(＝強意)＋librare(＝重さを量る)

(adjective) Done with or marked by full consciousness of the nature and effects; intentional: mistook the oversight for a deliberate insult.
(adjective) Arising from or marked by careful consideration: a deliberate decision. See Synonyms at voluntary.
(adjective) Unhurried in action, movement, or manner, as if trying to avoid error: moved at a deliberate pace. See Synonyms at slow.
(verb-intransitive) To think carefully and often slowly, as about a choice to be made.
(verb-intransitive) To consult with another or others in a process of reaching a decision.

LEHRER: Well, in my book I profiled some pilots and talk about how pilots learn to practice what they call deliberate calm, and the other thing that gets back to why they practice in flight simulators.