Those who are doomed to become artists are seldom blessed with equanimity . They are tossed to drunken heights, only to be brought down into a sludge of headachy despair; their arrogance gives way to humiliation at the next curve of the switchback. — Patrick White , Flaws in the Glass ,

She's heading straight for us—he thought. … And his uneasiness grew by the recollection of the forty tons of dynamite in the body of the Ferndale; not the sort of cargo one thinks of with equanimity in connexion with a threatened collision. — Joseph Conrad , Chance ,

an Olympic diver who always displays remarkable equanimity on the platform