I believe that all wisdom consists in caring immensely for a few right things, and not caring a straw about the rest.
John Buchan (2016). “The Complete Works of John Buchan (Unabridged): Thriller Classics, Spy Novels, Supernatural Tales, Short Stories, Poetry, Historical Works, The Great War Writings, Essays, Biographies & Memoirs – All in One Volume”, p.1830, e-artnow