My brother, seek out knowledge in order to apply what you learn. And do not seek out knowledge in order to vie with scholars, to compete and debate with foolish people, to eat the food of the rich, and to gain the services of the poor.
—Sufyān al-Thawrī [d. 161H/778CE]
(Read on pg 170, Salaahud-Deen ibn ‘Alee ibn ‘Abdul-Maujood, The Biography of Sufyaan Ath-Thauree. Darussalam Publishers. Riyadh:2005.)