Nothing gives one person so much advantage over another as to remain always cool and unruffled under all circumstances. - Thomas Jefferson
Always behave like a duck - keep calm and unruffled on the surface but paddle like the devil underneath. - Jacob Braude
Surely there is something in the unruffled calm of nature that overawes our little anxieties and doubts; the sight of the deep-blue sky and the clustering stars above seems to impart a quiet to the mind. - Jonathan Edwards
Only very few people can remain unruffled by trouble. - Anuradha Bhattacharyya