Gradualness, gradualness, and gradualness. From the very beginning of your work, school yourself to severe gradualness in the accumulation of knowledge.
Source: In Older & Wiser, ed. by G. B. Dianda and B. J. Hofmayer, 1995.
-- Ivan Pavlov, (Sep 14 1849-1936), Russian physiologist; He discovered conditioned reflex [Pavlovian reflexes] with experiments on dogs; won Nobel Prize, 1904.