It is clear that thought is not free if the profession of...
It is clear that thought is not free if the profession of certain opinions makes it impossible to earn a living.
![Bertrand Russell Quote About Wisdom, Opinion, Impossible: It Is Clear That Thought...](http://qt.azureedge.net/resources/quotes-images-large/it-is-clear-that-thought-is-not-free-if-the-profession-of-certain-opinions-makes-54463ed674dff2d197569318fdd2e1be.jpg)
It is clear that thought is not free if the profession of certain opinions makes it impossible to earn a living.