He that hopes to look back hereafter with satisfaction upon past years must learn to know the present value of single minutes, and endeavour to let no particle of time fall useless to the ground.

Unintelligible language is a lantern without a light.

Human experience, which is constantly contradicting theory, is the great test of truth. A system, built upon the discoveries of a great many minds, is always of more strength, than what is produced by the mere workings of any one mind, which, of itself, can do very little. There is not so poor a book in the world that would not be a prodigious effort were it wrought out entirely by a single mind, without the aid of prior investigators.

Sir, you must not neglect doing a thing immediately good from fear of remote evil; - from fear of its being abused.

We are unreasonably desirous to separate the goods of life from those evils which Providence has connected with them, and to catch advantages without paying the price at which they are offered to us. Every man wishes to be rich, but very few have the powers necessary to raise a sudden fortune, either by new discoveries, or by superiority of skill in any necessary employment; and among lower understandings many want the firmness and industry requisite to regular gain and gradual acquisitions.

Nothing can be truly great which is not right.

Assertion is not argument; to contradict the statement of an opponent is not proof that you are correct.