Ethical constraints fear limits our ability to acquire new knowledge when the subject could be offensive or cause harm to living things. The great American philosopher, Joel Feinberg, determined that “his examination of rights should include a careful discussion of the extent to which offense can ever be morally/ethically justified and if there are circumstances in which it should be legally prohibited”. However, some knowledge cannot be acquired without questioning and experiments. Occasionally, those two methods touch sensitive topic or require some sacrifice to be processed. In order to idealize our living society, nobody should feel scared or threatened to express his or her thoughts and ideas. Freedom of expression should be ensured, and any kind of discussion and thoughts should not be limited. Also, the greatest achievements by mankind have brought both of happiness and damage to the society. Yet, the main reason of the research should still be focused on providing the biggest benefit and happiness possible to the society and living things.
Freedom of speech/Ethics
Ethical constraints are often held in question when a topic contains religious issue. Armed Islamist two brothers attacked the French satirical weekly newspaper called Charlie Hebdo in Paris on the
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Acquiring new knowledge is a necessary step to build better society, and freedom of speech should not be invaded in a fair world. However, some knowledge cannot be pursued without causing damage and loss. Charlie Hebdo horribly offended Islam but casualties were not necessary to be killed since the magazine also had right to spread their way of knowledge. Animal testing would be eventually killing many animals in a lab, however, it has improved many human and animals lives and substitute methods are already being used when the animal testing is not