“A fool is often as dangerous to deal with as a knave, and always more incorrigible.”

That writer does the most who gives his reader the most knowledge and takes from him the least time.

Theories are private property, but truth is common stock.

Sturdy beggars can bear stout denials.

None are so fond of secrets as those who do not mean to keep them.

Let those who would affect singularity with success first determine to be very virtuous, and they will be sure to be very singular.

That is fine benevolence, finely executed, which, like the Nile, comes from hidden sources.

That is true beauty which has not only a substance, but a spirit; a beauty that we must intimately know, justly to appreciate.

Liberty will not descend to a people; a people must raise themselves to liberty; it is a blessing that must be earned before it can be enjoyed.

Some persons will tell you, with an air of the miraculous, that they recovered although they were given over; whereas they might with more reason have said, they recovered because they were given over.

There are three kinds of praise, that which we yield, that which we lend, and that which we pay. We yield it to the powerful from fear, we lend it to the weak from interest, and we pay it to the deserving from gratitude.

The good opinion of our fellow men is the strongest, though not the purest motive to virtue.

Law and equity are two things which God has joined, but which man has put asunder.

Suicide sometimes proceeds from cowardice, but not always; for cowardice sometimes prevents it; since as many live because they are afraid to die, as die because they are afraid to live.

There are both dull correctness and piquant carelessness; it is needless to say which will command the most readers and have the most influence.

He that is gone so far as to cut the claws of the lion, will not feel himself quite secure, until he has also drawn his teeth.

As that gallant can best affect a pretended passion for one woman who has no true love for another, so he that has no real esteem for any of the virtues can best assume the appearance of them all.

Economics is a very dangerous science.

There is no man more dangerous, in a position of power, than he who refuses to accept as a working truth the idea that all a man does should make for rightness and soundness, that even the fixing of a tariff rate must be moral.

The Soviet Union needs thinking and critical friends, such as are capable not only of singing hymns in the hours of success, but of not shrinking in the hour of defeat and danger.

The most dangerous word in any human tongue is the word for brother. It’s inflammatory.

I think it’s very dangerous as an artist to be comfortable.

Life is short, science is long; opportunity is elusive, experiment is dangerous, judgement is difficult.

Make your educational laws strict and your criminal ones can be gentle; but if you leave youth its liberty you will have to dig dungeons for ages.

One of the most dangerous things that can happen to a child is to kill or torture an animal and get away with it.