From each according to their ability. To each according to their need. You have no rights, only the state has rights.

This only applies to the cadres. The Communist rulers get the best of everything and whatever they want.
In practice, democracies do have specific limits on specific freedoms. There are various legal limitations such as copyright and laws against defamation. There may be limits on anti-democratic speech, on attempts to undermine human rights, and on the promotion or justification of terrorism. In the United States more than in Europe, during the Cold War, such restrictions applied to Communists. Now they are more commonly applied to organizations perceived as promoting terrorism or the incitement of group hatred. Examples include anti-terrorism legislation, the shutting down of Hezbollah satellite broadcasts, and some laws against hate speech. Critics claim that these limitations may go too far and that there may be no due and fair judicial process.
The common justification for these limits is that they are necessary to guarantee the existence of democracy, or the existence of the freedoms themselves. For example, allowing free speech for those advocating mass murder undermines the right to life and security. Opinion is divided on how far democracy can extend to include the enemies of democracy in the democratic process. If relatively small numbers of people are excluded from such freedoms for these reasons, a country may still be seen as a liberal democracy. Some argue that this is only quantitatively (not qualitatively) different from autocracies that persecute opponents, since only a small number of people are affected and the restrictions are less severe. Others emphasize that democracies are different. At least in theory, opponents of democracy are also allowed due process under the rule of law. In principle, democracies allow criticism and change of the leaders and the political and economic system itself; it is...