According to Thomas Piketty if we want society to be cohesive, then we must prevent economic inequality from becoming extreme.

One of the reasons for the poor performance of democracies, even those most advanced and consolidated, is extreme inequality.

690 million people suffered from hunger in 2019 (8.9% of the world population). This disgrace is expected to reach 840 million in 2030.

Every two or three generations, when the memory dries up and the last witnesses of previous massacres disappear, reason eclipses and other men spread evil again. —Olivier Guez, French journalist. Author of The Disappearance of Josef Mengele

Although for some the COVID-19 pandemic may have represented a surprise, we previously had multiple warnings, including the epidemics leading to SARS, MERS, Ebola virus disease, and the misnamed Spanish Flu pandemic in 1918.

The development of mRNA vaccines for COVID-19 is an example of human cooperation. We can only define the short-term efficacy of most of the vaccines approved in the European Union or the U.S.A. against COVID-19 as spectacular.

The plague, (or diseases in general) is perhaps the horseman of the Apocalypses that we have managed to dismount with greater success

And again, a new day begins. And when the sun rises, the world will watch in horror run over its fields four horsemen enemies of man.

Seventy thousand years ago Homo sapiens was still an insignificant animal minding its own business in a corner of Africa. In the following millennia it transformed itself into the master of the entire planet and the terror of the ecosystem (Yuval N. Harari.)

Longevity is related to economy, even in the most developed countries, like the U.S.A. that is not a good example of life expectancy in comparison with other developed countries.

Not all human adaptations to the environment stem from its radical modification by our species or from genetic mutations. We are a resourceful species, and our adaptability increases because of our technological and cultural capacity.

According to Edward O. Wilson, science and religion are irreconcilable.

Religions grew in complexity and changed their main functions with the changes from hunter-gatherer bands to tribes, chiefdoms and states.

With farming began the artificial selection of species, which Charles Darwin used as an introduction to natural selection

"I've always maintained that in this business, you're only as good as the other fellow thinks you are." James Cagney.