The trend of opinion among eugenists is that we must make marriage more difficult. Certainly no one who is not a desirable parent should be permitted to produce progeny.

Nikola Tesla’s quote, “The trend of opinion among eugenists is that we must make marriage more difficult. Certainly no one who is not a desirable parent should be permitted to produce progeny,” reflects his thoughts on eugenics, a controversial movement that advocated for improving the genetic quality of the human population through selective breeding. Tesla, often considered a visionary inventor and thinker, here touches on the ethical and social implications of eugenics—an idea that gained traction in the early 20th century.

In this statement, Tesla is acknowledging the prevailing belief among eugenists that human reproduction should be controlled in some way to ensure that only those deemed fit (or "desirable") should have the ability to have children. By suggesting that marriage should be made more difficult, he implies that societal norms and legal frameworks should make it harder for individuals who are not considered suitable parents to have children. This reflects the eugenics movement’s concern with human genetics and the idea that certain qualities, such as intelligence, health, and moral character, should be inherited by future generations.

However, Tesla’s quote also highlights the moral dilemma surrounding eugenics. The suggestion that only certain individuals should be allowed to have children raises significant questions about who gets to decide what makes someone a “desirable parent,” and the potential for discrimination and injustice in implementing such criteria. Tesla’s involvement with eugenics was complex, as he is known for being both fascinated by the concept and critical of its more extreme applications.

Ultimately, Tesla’s quote reflects the early 20th-century debates surrounding the eugenics movement and its vision for society. While Tesla himself was not an ardent proponent of extreme eugenic policies, his words point to the difficult questions about social control, reproduction, and the ethics of determining who should be allowed to have children. It also serves as a reminder of the dangerous consequences of allowing such ideologies to shape public policy and personal freedoms.