During times of universal deceit, telling the truth becomes a revolutionary act.
Study without desire spoils the memory, and it retains nothing that it takes in.
To him who looks upon the world rationally, the world in its turn presents a rational aspect. The relation is mutual.
Anger is a wind which blows out the lamp of the mind.
All real philosophers have been artists in the realm of concepts.
You can buy my time and effort, but you have to earn my dedication.
Man once surrendering his reason, has no remaining guard against absurdities the most monstrous, and like a ship without rudder, is the sport of every wind.
If one devalues rationality, the world tends to fall apart.
Education is the most powerful weapon which you can use to change the world.