The effectiveness of our memory banks is determined not by the total number of facts we take in, but the number we wish to reject.

The case against vivisection is the same as that against war and all other forms of cruelty - that violence does not produce long-term solutions.

We must develop a better sense of responsibilty towards our total environment

Until we establish a felt sense of kinship between our own species and those fellow mortals who share with us the sun and shadow of life on this agonized planet, there is no hope for other species, there is no hope for the environment, and there is no hope for ourselves.