I think we ought always to entertain our opinions with some measure of doubt. I shouldn't wish people dogmatically to believe any philosophy, not even mine.
Those who never retract their opinions love themselves more than they love the truth.
Opinions founded on prejudice are always sustained with the greatest violence
While most peoples' opinions change, the conviction of their correctness never does
Opinions cannot survive if one has no chance to fight for them
It is as certain that many opinions, now general, will be rejected by future ages, as it is that many, once general, are rejected by the present
Opinions are to the vast apparatus of social existence what oil is to machines: one does not go up to a turbine and pour machine oil over it; one applies a little to hidden spindles and joints that one has to know.
Opinions is a species of property - I am always desirous of sharing
Opinions have vested interests just as men have.
False opinions are like false money, struck first of all by guilty men and thereafter circulated by honest people who perpetuate the crime without knowing what they are doing.
It is hard enough to remember my opinions, without also remembering my reasons for them!
Judge men not by their opinions but by what their opinions have made of them.
Men get opinions as boys learn to spell, By reiteration chiefly.
The moment we begin to fear the opinions of others and hesitate to tell the truth that is in us, and from motives of policy are silent when we should speak, the divine floods of light and life no longer flow into our souls.
Fight for your opinions, but do not believe that they contain the whole truth, or the only truth.
The recipe for perpetual ignorance is: be satisfied with your opinions and content with your knowledge.
Risk! Risk anything! Care no more for the opinions of others, for those voices. Do the hardest thing on earth for you. Act for yourself. Face the truth.
Patterning your life around other's opinions is nothing more than slavery.
I am not one of those who in expressing opinions confine themselves to facts.
Our opinions do not really blossom into fruition until we have expressed them to someone else.
You get fifteen democrats in a room, and you get twenty opinions.
There is no greater mistake than the hasty conclusion that opinions are worthless because they are badly argued.
What we have to do is to be forever curiously testing new opinions and courting new impressions.
There is much to be said in favour of modern journalism. By giving us the opinions of the uneducated, it keeps us in touch with the ignorance of the community.
Most people are other people. Their thoughts are someone else's opinions, their lives a mimicry, their passions a quotation.