I am delighted to know that Principia Mathematica can now be done by machinery. . . I am quite willing to believe that anything in deductive logic can be done by machinery.

Faith: a firm belief for which there is no evidence.

Public opinion is always more tyrannical towards those who obviously fear it than towards those who feel indifferent to it.

We are condemned to kill time, thus we die bit by bit. - Octavio Paz The time you enjoy wasting is not wasted time.

Patriots always talk of dying for their country and never of killing for their country.

Patriotism is the willingness to kill and be killed for trivial reasons.

I often long to . . . give up my life to love of my neighbour. This is really a temptation.