Boris Pasternak, Doctor Zhivago
'Of course one does meet brilliant men,' said Nikolay Nikolayevich, 'but they are isolated. The fashion nowadays is all for groups and societies of every sort.-It is always a sign of mediocrity in people when they herd together, whether their group loyalty is to Solovyev or to Kant or to Marx. The truth is only sought by individuals, and they break with those who do not love it enough.'