Educated men — "civilized," as **Fourier** used to say with disdain — tremble at the idea that society might some day be without judges, police, or gaolers.

— Here Kropotkin seems to be refering to the French philosopher Charles Fourier, and not the French scientist Joseph Fourier.

For Dostoevsky, **Fourier** is one of the industrious ant-hill engineers, busy, protected by the delusion that his goal, the will-ordered society, is the summation of all his desires.

— p. 152 (Break-Out from the Crystal Palace (1974))

The mathematical thermology created by **Fourier** may tempt us to hope that, as he has estimated the temperature of the space in which we move, me may in time ascertain the mean temperature of the heavenly bodies: but I regard this order of facts as for ever excluded from our recognition. We can never learn their internal constitution, nor, in regard to some of them, how heat is absorbed by their atmosphere. We may therefore define Astronomy as the science by which we discover the laws of the geometrical and mechanical phenomena presented by the heavenly bodies.

— Book II: Astronomy, Ch. I: General View