If time be of all things the most precious, wasting time must be the greatest prodigality.

Experience keeps a dear school, but fools will learn in no other, and scarce in that; for it is true we may give advice, but we cannot give conduct.

He that can take rest is greater than he that can take cities.

Among the numerous luxuries of the table...coffee may be considered as one of the most valuable. It excites cheerfulness without intoxication; and the pleasing flow of spirits which it occasions...is never followed by sadness, languor or debility.

Those disputing, contradicting, and confuting people are generally unfortunate in their affairs. They get victory, sometimes, but they never get good will, which would be of more use to them.

No employment can be managed without arithmetic, no mechanical invention without geometry.

If you do tomorrow what you did today , you will get tomorrow what you got today