How slight a thing will disturb the equanimity of our frail minds!
As Oliver accompanied his master in most of his adult expeditions too, in order that he might acquire that equanimity of demeanour and full command of nerve which was essential to a finished undertaker, he had many opportunities of observing the beautiful resignation and fortitude with which some strong-minded people bear their trials and losses.
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She accepted the problem with equanimity and grace.
He was not angry, not even irritated, and he enjoyed his equanimity.