Plato spend decades trying to create the real "Philosopher king" with Dionysius I, then Dion, last Dionysius II); Descartes spent his life in science made possi

Plato spend decades trying to create the real "Philosopher king" with Dionysius I, then Dion, last Dionysius II); Descartes spent his life in science made possible by his philosophy; Kant life is known well enough and is a good story to know (he was late for his daily walk once in his life, because he has heard of the french Revolution) and so his Kierkegaard (the story of the love of his life is interesting enough to be the subject of many books).