While old men feel sensibly enough their own advance in years, they do not sufficiently recollect it in those whom they have seenyoung.
Thomas JeffersonThe fact is that one new idea leads to another, that to a third and so on through a course of time, until someone, with whom no one of these ideas was original, combines all together, and produces what is justly called a new invention.
Thomas JeffersonIt is always better to have no ideas than false ones; to believe nothing, than to believe what is wrong.
Thomas Jefferson