A difference of opinion is what makes horse racing and missionaries.
A fellow can't keep people from having a bad opinion of him, but he can keep them from being right about it.
A great deal of laziness of mind is called liberty of opinion.
A lot of my peer group think I'm an eccentric bisexual, like I may even have an ammonia-filled tentacle somewhere on my body. That's okay.
A man is getting along on the road to wisdom when he begins to realize that his opinion is just an opinion.
A man who trims himself to suit everybody will soon whittle himself away.
A mass of men equals a mass of opinions.
A point of view can be a dangerous luxury when substituted for insight and understanding.
A public opinion poll is no substitute for thought.
A study of the history of opinion is a necessary preliminary to the emancipation of the mind.
Altered opinions do not alter a man's character (or do so very little); but they do illuminate individual aspects of the constellation of his personality which with a different constellation of opinions had hitherto remained dark and unrecognizable.
An obstinate person does not hold opinions; they hold them.
Arguments only confirm people in their own opinions.
Broad-minded is just another way of saying a fellow is too lazy to form an opinion.
Call your opinions your creed, and you will change them every week. Make your creed simply and broadly out of the revelation of God, and you will keep it to the end.
Contrary to popular opinion, the hustle is not a new dance step — it is an old business procedure.
Do not fear to be eccentric in opinion, for every opinion now accepted was once eccentric.
Do not seek the truth, only cease to cherish your opinions.
Don't be swayed just because they say it's public opinion. Remember, public opinion is simple what everybody else thinks.
Don't worry over what other people are thinking about you. They're too busy worrying over what you are thinking about them.