Bertrand Russell

A world without delight and without affection is a world destitute of value.

Bertrand Russell

Advocates of capitalism are very apt to appeal to the sacred principles of liberty, which are embodied in one maxim: The fortunate must not be restrained in the exercise of tyranny over the unfortunate.

Bertrand Russell

Affection cannot be created; it can only be liberated.

Bertrand Russell

Against my will, in the course of my travels, the belief that everything worth knowing was known at Cambridge gradually wore off. In this respect my travels were very useful to me.

Bertrand Russell

All exact science is dominated by the idea of approximation.

Bertrand Russell

All human activity is prompted by desire.

Bertrand Russell

All serious innovation is only rendered possible by some accident enabling unpopular persons to survive.

Bertrand Russell

All that alcohol does for them is to liberate the sense of sin, which reason suppresses in saner moments.

Bertrand Russell

All that passes for knowledge can be arranged in a hierarchy of degrees of certainty, with arithmetic and the facts of perception at the top.

Bertrand Russell

All the conditions of happiness are realized in the life of the man of science.

Bertrand Russell