When the water of a place is bad it is safest to drink none that has not been filtered through either the berry of a grape, or else a tub of malt. These are the most reliable filters yet invented.

You cannot have a thing "matter" by itself which shall have no motion in it, nor yet a thing "motion" by itself which shall exist apart from matter; you must have both or neither. You can have matter moving much, or little, and in all conceivable ways; but you cannot have matter without any motion more than you can have motion without any matter that is moving.

He that complies against his will, Is of his own opinion still.

Business should be like religion and science; it should know neither love nor hate.

There are two great rules of life; the one general and the other particular. The first is that everyone can, in the end, get what he wants, if he only tries. That is the general rule. The particular rule is that every individual is, more or less, an exception to the rule.

In practice it is seldom very hard to do one's duty when one knows what it is, but it is sometimes extremely difficult to find this out.

If a man knows not life which he hath seen, how shall he know death, which he hath not seen?