Bertrand Russell

The greatest problem for mankind is not the problem of evil, but the problem of ignorance.

From The History of Western Philosophy

The man who has no imagination has no wings.

From The Problems of Philosophy

Philosophy can be defined as a search for the fundamental nature of knowledge and reality.

From The Problems of Philosophy

Philosophy should be an adventure, not a destination.

From The History of Western Philosophy

Most men would rather die than think. Many do.

From The History of Western Philosophy

Philosophy is not a doctrine, but an activity.

From The Problems of Philosophy

To be wholly devoted to the pursuit of truth is a hard task, but it is the only thing that can lead to true happiness.

From The History of Western Philosophy

To be without some of the things you want is an indispensable part of happiness.

From The Problems of Philosophy

Philosophy is to be studied, not as a preparation for the practice of a profession, but as a means of achieving a better understanding of the world.

From The Problems of Philosophy

The most important thing in life is to have a great aim, and the determination to attain it.

From The History of Western Philosophy