The evident character of this defective cognition of which mathematics is proud, and on which it plumes itself before philosophy, rests solely on the poverty of its purpose and the defectiveness of its stuff, and is therefore of a kind that philosophy must spurn

Propounding peace and love without practical or institutional engagement is delusion, not virtue.

When needs and means become abstract in quality, abstraction is also a character of the reciprocal relation of individuals to oneanother. This abstract character, universality, is the character of being recognized and is the moment which makes concrete, i.e. social, the isolated and abstract needs and their ways and means of satisfaction.

To him who looks upon the world rationally, the world in its turn presents a rational aspect. The relation is mutual.

To him who looks at the world rationally the world looks rationally back.

History is not the soil of happiness. The periods of happiness are blank pages in it.

A man who has work that suits him and a wife, whom he loves, has squared his accounts with life.