Organic life, we are told, has developed gradually from the protozoon to the philosopher, and this development, we are assured, is indubitably an advance. Unfortunately it is the philosopher, not the protozoon, who gives us this assurance. – Bertrand Russell
Freedom in general may be defined as the absence of obstacles to the realization of desires. – Bertrand Russell
Fear is the main source of superstition, and one of the main sources of cruelty. To conquer fear is the beginning of wisdom. – Bertrand Russell
There is no law of progress. Our future is in our own hands, to make or to mar. It will be an uphill fight to the end, and would we have it otherwise? Let no one suppose that evolution will ever exempt us from struggles. You forget, said the Devil, with a chuckle, that I have been evolving too. – W. R. [William Ralph] Inge