“The elemental fact, present in our consciousness every moment of our existence, is: I am life that wills to live, in the midst of life that wills to live.... The essence of the humane spirit is: Preserve life, promote life, help life to achieve its highest destiny. The essence of Evil is: Destroy life, harm life, hamper the development of life”
“Our age is bent on trying to make the barren tree of skepticism fruitful by tying the fruits of truth on its branches.”
“The the question whether I am a pessimist or an optimist, I answer that my knowledge is pessimistic, but my willing and hope are optimistic.”
“Let your life be your argument.”
“Any religion or philosophy which is not based on a respect for life is not a true religion or philosophy.”
"The man of science is a poor philosopher."
"The truth isn't always a blinding light. Sometimes it's a deep and dazzling darkness, that illuminates – and burns – just as surely."
"Matter is spirit reduced to point of visibility."
"I like to think the moon is there even if I am not looking at it."
"Time and space are not conditions of existence, time and space are models for thinking."