Opinion

A mediocre mind thinks it writes divinely; a good mind thinks it writes reasonably

The exact contrary of what is generally believed is often the truth

There are a good many fools who call me a friend, and also a good many friends who call me a fool

A puritan is a person who pours righteous indignation into the wrong things

It often takes more courage to change one's opinion than to stick to it

Nothing is more conducive to peace of mind than not having any opinions at all

Whether you think you can or think you can't, either way you are right

The superiority of one man's opinion over another's is never so great as when the opinion is about a woman.

There is only one thing a philosopher can be relied upon to do, and that is to contradict other philosophers.

There's no accounting for taste

I don't need a friend who changes when I change and who nods when I nod; my shadow does that much better

Always vote for principle, though you may vote alone, and you may cherish the sweetest reflection that your vote is never lost

Arguments out of a pretty mouth are unanswerable

Nothing is more deceitful than the appearance of humility. It is often only carelessness of opinion, and sometimes an indirect boast.”

Where so many hours have been spent in convincing myself that I am right, is there not some reason to fear I may be wrong?

Without contraries is no progression.

Neutrality is at times a graver sin than belligerence

We are not won by arguments that we can analyze, but by tone and temper; by the manner, which is the man himself

What makes saintliness in my view, as distinguished from ordinary goodness, is a certain quality of magnanimity and greatness of soul that brings life within the circle of the heroic

The burning of rebellious thoughts in the little breast, of internal hatred and opposition, could not long go on without slight whiffs of external smoke, such as mark the course of subterranean fire