When a man stands on the verge of seventy-two you know perfectly well that he never reached that place without knowing what this life is - heartbreaking bereavement.

I don't know of a single foreign product that enters this country untaxed, except the answer to prayer.

The unexamined life may not be worth living, but the life too closely examined may not be lived at all.

Education: the path from cocky ignorance to miserable uncertainty.

One must travel, to learn. Every day, now, old Scriptural phrases that never possessed any significance for me before, take to themselves a meaning.

When the doctrine of allegiance to party can utterly up-end a man's moral constitution and make a temporary fool of him besides, what excuse are you going to offer for preaching it, teaching it, extending it, perpetuating it? Shall you say, the best good of the country demands allegiance to party? Shall you also say it demands that a man kick his truth and his conscience into the gutter, and become a mouthing lunatic, besides?

Perfect grammar - persistent, continuous, sustained - is the fourth dimension, so to speak; many have sought it, but none has found it.