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.

This is the test of your manhood: How much is there left in you after you have lost everything outside read more

This is the test of your manhood: How much is there left in you after you have lost everything outside of yourself?

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

A man is getting along on the road to wisdom when he begins to realize that his opinion is just read more

A man is getting along on the road to wisdom when he begins to realize that his opinion is just an opinion.

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

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.

If a man isn't willing to take some risk for his opinions, either his opinions are no good or he's read more

If a man isn't willing to take some risk for his opinions, either his opinions are no good or he's no good

We probably wouldn't worry about what people think of us if we could know how seldom they do.

We probably wouldn't worry about what people think of us if we could know how seldom they do.