Once I had learnt my twelve times table (at the age of three) it was downhill all the way.
Source: In Macmillan Dictionary of Quotations, by John Daintith, 1989.
-- Fred Hoyle, (Jun 24 1915-2001), Englsih astronomer, author; He proposed steady-state universe theory, that the universe is steadily expanding, in Nature of the Universe, 1951.