And it's my opinion, and that's only my opinion, you are a lunatic. Just because there are a few hundred read more

And it's my opinion, and that's only my opinion, you are a lunatic. Just because there are a few hundred other people sharing your lunacy with you does not make you any saner. Doomed, eh?

One accurate measurement is worth a thousand expert opinions.

One accurate measurement is worth a thousand expert opinions.

A yawn may not be polite, but at least it is an honest opinion

A yawn may not be polite, but at least it is an honest opinion

The peculiar evil of silencing the expression of an opinion is that it is robbing the human race; posterity as read more

The peculiar evil of silencing the expression of an opinion is that it is robbing the human race; posterity as well as the existing generation; those who dissent from the opinion, still more than those who hold it. If the opinion is right, they are deprived of the opportunity of exchanging error for truth: if wrong, they lose, what is almost as great a benefit, the clearer perception and livelier impression of truth, produced by its collision with error.

For having lived long, I have experienced many instances of being obliged, by better information or fuller consideration, to change read more

For having lived long, I have experienced many instances of being obliged, by better information or fuller consideration, to change opinions, even on important subjects, which I once thought right but found to be otherwise.

Fight for your opinions, but do not believe that they contain the whole truth or the only truth.

Fight for your opinions, but do not believe that they contain the whole truth or the only truth.

I think most of the people involved in any art always secretly wonder whether they are really there because they're read more

I think most of the people involved in any art always secretly wonder whether they are really there because they're good or there because they're lucky.

A good listener tries to understand what the other person is saying. In the end he may disagree sharply, but read more

A good listener tries to understand what the other person is saying. In the end he may disagree sharply, but because he disagrees, he wants to know exactly what it is he is disagreeing with.

It's the opinion of some that crops could be grown on the moon; which raises the fear that it may read more

It's the opinion of some that crops could be grown on the moon; which raises the fear that it may not be long before we're paying somebody not to.