Man by violating his own feelings becomes cruel. And how deeply seated in the human heart is the injunction not to take life.

I know that most men, including those at ease with problems of the greatest complexity, can seldom accept even the simplest and most obvious truth if it be such as would oblige them to admit the falsity of conclusions which they have delighted in explaining to colleagues, which they have proudly taught to others, and which they have woven, thread by thread, into the fabric of their lives.

Just as a painter needs light in order to put the finishing touches to his picture, so I need an inner light, which I feel I never have enough of in the autumn.

The recognition of the sanctity of the life of every man is the first and only basis of all morality.

Historians are like deaf people who go on answering questions that no one has asked them.

Vegetarianism serves as the criterion by which we know that the pursuit of moral perfection on the part of humanity is genuine and sincere.

You can love a person dear to you with a human love, but an enemy can only be loved with divine love.