Revenge is always the weak pleasure of a little and narrow mind.
It is with narrow-souled people as with narrow-necked bottles: the less they have in them the more noise they make in pouring it out.
It is better to be high-spirited even though one makes more mistakes, than to be narrow-minded and all to prudent. Do not quench your inspiration and your imagination; do not become the slave of your model.
When our platform becomes too narrow for people of all creeds and of no creeds, I myself shall not stand upon it.
Beware of the man of one book.
Isn’t it curious that narrow minded people are often the most thick-headed?
An expert is a man who has made all the mistakes which can be made, in a narrow field.
Why has a religious turn of mind always a tendency to narrow and harden the heart?
Competence is a narrow ideal. Competence makes the trains run on time but doesn’t know where they’re going.
A narrow mind begets obstinacy; we do not easily believe what we cannot see.