"The forceps of our minds are clumsy forceps, and crush the truth a little in taking hold of it."

"The past is but the beginning of a beginning."

"Human history becomes more and more a race between education and catastrophe."

"Non-violence is the policy of the vegetable kingdom"

"When I see an adult on a bicycle, I do not despair for the future of the human race."

"It becomes a bore doing imaginative books that do not touch imaginations, and at length one stops even planning them."

"Comments are free but facts are sacred."

"The kingdom of God or nothing."

"What force is more potent than love?"

"If you choose not to decide, you still have made a choice."

"The tree is known by his fruit."

"All that is human must retrograde if it does not advance."