You must show the world that you abhor fighting.
Those who trust to chance must abide by the results of chance.
The emphasis must be not on the right to abortion but on the right to privacy and reproductive control.
In a state where corruption abounds, laws must be very numerous.
Peace, above all things, is to be desired, but blood must sometimes be spilled to obtain it on equable and lasting terms.
Caesar's wife must be above suspicion.
In order to be an immaculate member of a flock of sheep, one must above all be a sheep oneself.
Mathematics takes us into the region of absolute necessity, to which not only the actual word, but every possible word, must conform.
In seeking absolute truth we aim at the unattainable and must be content with broken portions.
Every country must be absolutely free to adopt the type of economic, political and social system that it considers convenient.
Philosophically, I believe that libertarianism - and the wider creed of sound individualism of which libertarianism is a part - must rest on absolutism and deny relativism.
Relativity must replace absolutism in the realm of morals as well as in the spheres of physics and biology.
In order to attain the impossible, one must attempt the absurd.
To live a pure unselfish life, one must count nothing as one's own in the midst of abundance.
If we hold the poverty thought, the penury thought, the thought of lack, we cannot demonstrate abundance. We must hold the plenty thought if we would reach plenty.
We must accept finite disappointment, but never lose infinite hope.
We must let go of the life we have planned, so as to accept the one that is waiting for us.
In order to govern, the question is not to follow out a more or less valid theory but to build with whatever materials are at hand. The inevitable must be accepted and turned to advantage.
We must boycott fur coats as well as all the accessories.
The 'I think' which Kant said must be able to accompany all my objects, is the 'I breathe' which actually does accompany them.