Just as we can no longer pretend that ducking under wooden desks will keep us safe from a nuclear bomb, we must no longer pretend that a large nuclear stockpile will protect us from the most immediate security threats the United States faces.
We must eliminate all nuclear weapons in order to eliminate the grave risk they pose to our world. This will require persistent efforts by all countries and peoples. A nuclear war would affect everyone, and all have a stake in preventing this nightmare.
The liberty of the individual must be thus far limited; he must not make himself a nuisance to other people.
Threescore years and ten is enough; if a man can't suffer all the misery he wants in that time, he must be numb.
We must say that there are as many squares as there are numbers.
Beauty is not all there is of poetry. It must contain the truth. It is not simply an oak, rude and grand, neither is it simply a vine. It is both. Around the oak of truth runs the vine of beauty.
As to the Constitution and the Union, I have taken an oath to support the one, and I cannot do so without preserving the other, unless I commit perjury, which I certainly don't intend to do. We must cherish the Constitution to the last.
I say you must not win an unjust case by oaths.
I saw my parents as gods whose every wish must be obeyed or I would suffer the penalty of anguish and guilt.
There are two objectionable types of believers: those who believe the incredible and those who believe that 'belief' must be discarded and replaced by 'the scientific method.
In order for sensation to accede to the objectivity of things, it must itself be changed into a thing. The agent of change is language: the sensations are turned into verbal objects.
I gratefully look forward to oblivion, but I must be sure of it.
If you must break the law, do it to seize power: in all other cases observe it.
Poles must understand history but we must also overcome it if it is obstructing our contemporary goals.
There must not be favoured treatment for those occupying a position of public responsibility.
For touching an adversary's man, when it cannot be captured, the offender must move his King.
If we promise as public officials, we must deliver. If we as public officials propose, we must produce.
A man must make his opportunity, as oft as find it.
To be a champion you must act like one, act like a champion.
No writer must be measured by a word or paragraph. He is to be measured by his work - by the tendency, not of one line, but by the tendency of all.