Bertrand Russell

Those who forget good and evil and seek only to know the facts are more likely to achieve good than those who view the world through the distorting medium of their own desires.

Freedom in general may be defined as the absence of obstacles to the realization of desires.

Freedom of opinion can only exist when the government thinks itself secure.

If all our happiness is bound up entirely in our personal circumstances it is difficult not to demand of life more than it has to give.

None but a coward dares to boast that he has never known fear.

Italy, and the spring and first love all together should suffice to make the gloomiest person happy.

Ethics is in origin the art of recommending to others the sacrifices required for cooperation with oneself.

Extreme hopes are born of extreme misery, and in such a world hopes could only be irrational.

Why is propaganda so much more successful when it stirs up hatred than when it tries to stir up friendly feeling?

The fundamental concept in social science is Power, in the same sense in which Energy is the fundamental concept in physics.

I am firm; YOU are obstinate; HE is a pig-headed fool.

Frege has the merit of ... finding a third assertion by recognising the world of logic which is neither mental nor physical.

In all the creative work that I have done, what has come first is a problem, a puzzle involving discomfort.

What will be the good of the conquest of leisure and health, if no one remembers how to use them?

Mathematics may be defined as the subject in which we never know what we are talking about, nor whether what we are saying is true.

Boredom is... a vital problem for the moralist, since half the sins of mankind are caused by the fear of it.

Fear is the main source of superstition, and one of the main sources of cruelty. To conquer fear is the beginning of wisdom.

There is much pleasure to be gained from useless knowledge.

The trouble with the world is that the stupid are cocksure and the intelligent are full of doubt.

There is an artist imprisoned in each one of us. Let him loose to spread joy everywhere.

Do not feel certain of anything.