Only the prepared speaker deserves to be confident.

Lots of people act well, but few people talk well. This shows that talking is the more difficult of the two.

When I think over what I have said, I envy dumb people.

Men govern nothing with more difficulty than their tongues, and can moderate their desires more than their words.

Speak and the man shall be shown.

There is nothing in the world like a persuasive speech to fuddle the mental apparatus.

Better never begin than never make an end.

He that speaks much, is much mistaken.

An orator who is disposed to evil subverts the law.

To speak and to speak well, are two things. A fool may talk, but a wise man speaks.