Every form of happiness if one, every desire is driven by the same motor--by our love for a single value, for the highest potentiality of our own existence--and every achievement is an expression of it.

Why had we let it go? Why had we both been condemned...to an exile among dreary strangers who had made us give up all desire for rest, for friendship, for the sound of human voices? Could I now reclaim a single hour spent talking to my brother, Philip, and give it to Ken Daggart? Who made it our duty to accept, as the only reward for our work, the gray torture of pretending love for those who roused nothing but contempt?

Did it ever occur to you, that there is no conflict of interests among men, neither in business nor in trade nor in their most personal desires - if they omit the irrational from their view of the possible and destruction from their view of the practical?

Men have died in torture chambers, on the stake, in concentration camps, in front of firing squads, rather than renounce their convictions. The appeaser renounces his under the pressure of a frown on a vacant face.

Every major horror of history was committed in the name of an altruistic motive. Has any act of selfishness ever equalled the carnage perpetrated by disciples of altruism.

The right to vote is a consequence, not a primary cause, of a free social system - and its value depends on the constitutional structure implementing and strictly delimiting the voters' power; unlimited majority rule is an instance of the principle of tyranny.

Man’s rights can be violated only by the use of physical force. It is only by means of physical force that one man can deprive another of his life, or enslave him, or rob him, or prevent him from pursuing his own goals, or compel him to act against his own rational judgment.