<P> WHAT IS TAUGHT HAS NO MORE STRENGTH THAN IT DERIVES FROM HIM WHO IS TAUGHT . </P> <P> WHAT?"--Francisco Sanches (1581) Quod Nihil Scitur p. 100 </P> <P> "If a man will begin with certainties, he shall end in doubts; but if he will be content to begin with doubts, he shall end in certainties ."--Francis Bacon (1605) The Advancement of Learning, Book 1, v, 8 </P> <P> Francis Bacon (1561--1626) entered Trinity College, Cambridge in April 1573, where he applied himself diligently to the several sciences as then taught, and came to the conclusion that the methods employed and the results attained were alike erroneous; he learned to despise the current Aristotelian philosophy . He believed philosophy must be taught its true purpose, and for this purpose a new method must be devised . With this conception in his mind, Bacon left the university . </P>

Who was one of the first scientist to conduct controlled experiments in chemistry