Promises are dangerous things to ask or to give.

Some people talk of morality, and some of religion, but give me a little snug property.

... an inaccurate use of words produces such a strange confusion in all reasoning, that in the heat of debate, the combatants, unable to distinguish their friends from their foes, fall promiscuously on both.

When the mind is full of any one subject, that subject seems to recur with extraordinary frequency - it appears to pursue or to meet us at every turn: in every conversation that we hear in every book we open, in every newspaper we take up, the reigning idea recurs; and then we are surprised, and exclaim at these wonderful coincidences.

Promises are dangerous things to ask or to give.

a straight line is the shortest possible line between any two points - an axiom equally true in morals as in mathematics.

Health can make money, but money cannot make health.