"Political liberty, the peace of a nation, and science itself are gifts for which Fate demands a heavy tax in blood!"

In this quote, Honore de Balzac highlights the high cost of accomplishing political liberty, peace, and scientific development. He recommends that these valuable gifts are not quickly obtained, however rather need a heavy sacrifice in the kind of bloodshed. This might describe the countless lives lost in wars and revolutions fought for political flexibility, the ongoing conflicts and violence that interfere with peace within a country, and the sacrifices made by scientists in their pursuit of knowledge and advancement. Balzac's usage of the word "Fate" indicates that these sacrifices are inescapable and inescapable, more stressing the gravity of the toll that should be spent for these presents.