Look to make your course regular, that men may know beforehand what they may expect.

Again there is another great and powerful cause why the sciences have made but little progress; which is this. It is not possible to run a course aright when the goal itself has not been rightly placed.

It has well been said that the arch-flatterer, with whom all petty flatterers have intelligence, is a man's self.

...neither is it possible to discover the more remote and deeper parts of any science, if you stand but upon the level of the same science, and ascend not to a higher science.

Man prefers to believe what he prefers to be true.

God loveth the clean.

Reading maketh a full man; conference a ready man; and writing an exact man.