I put forward formless and unresolved notions as do those who publish doubtful questions to debate in the schools not to establish the truth but to seek it.

A civilized society is one which tolerates eccentricity to the point of doubtful sanity.

Life is like music it must be composed by ear feeling and instinct not by rule. Nevertheless one had better know the rules for they sometimes guide in doubtful cases though not often.

I think people really marry far too much it is such a lottery after all and for a poor woman a very doubtful happiness.

In these days it is doubtful that any child may reasonably be expected to succeed in life if he is denied the opportunity of an education.

All who consult on doubtful matters should be void of hatred friendship anger and pity.

All those who offer an opinion on any doubtful point should first clear their minds of every sentiment of dislike friendship anger or pity.

I was a little doubtful about the propriety of going to the Mammoth Cave without a gentleman escort but if two ladies travel alone they must have the courage of men.