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

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.

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

One should respect public opinion in so far as is necessary to avoid starvation and to keep out of prison, read more

One should respect public opinion in so far as is necessary to avoid starvation and to keep out of prison, but anything that goes beyond this is voluntary submission to an unnecessary tyranny

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.

We should be eternally vigilant against attempts to check the expression of opinions that we loathe.

We should be eternally vigilant against attempts to check the expression of opinions that we loathe.

Private opinion is weak, but public opinion is almost omnipotent.

Private opinion is weak, but public opinion is almost omnipotent.

I never drink water because of the disgusting things that fish do in it.

I never drink water because of the disgusting things that fish do in it.

We have no right to express an opinion until we know all of the answers.

We have no right to express an opinion until we know all of the answers.