Some men are just as sure of the truth of their opinions as are others of what they know.

Some men are just as sure of the truth of their opinions as are others of what they know.

If you want to know your true opinion of someone, watch the effect produced in you by the first sight read more

If you want to know your true opinion of someone, watch the effect produced in you by the first sight of a letter from him.

One accurate measurement is worth a thousand expert opinions.

One accurate measurement is worth a thousand expert opinions.

Opinion has caused more trouble on this little earth than plagues or earthquakes.

Opinion has caused more trouble on this little earth than plagues or earthquakes.

I never make the mistake of arguing with people for whose opinions I have no respect.

I never make the mistake of arguing with people for whose opinions I have no respect.

One can give a really unbiased opinion only about things that do not interest one

One can give a really unbiased opinion only about things that do not interest one

Make sure you have a different opinion and people will talk about you

Make sure you have a different opinion and people will talk about you

The man who never alters his opinion is like standing water, and breeds reptiles of the mind.

The man who never alters his opinion is like standing water, and breeds reptiles of the mind.

Prejudice is a great time saver. You can form opinions without having to get the facts.

Prejudice is a great time saver. You can form opinions without having to get the facts.