Charles Darwin

"The capacity for wonder is what separates us from the merely intelligent."

"One cannot speak of progress without acknowledging the cost."

"The humble worm has taught me more than any philosopher."

"The persistence of memory in observation is critical to any naturalist."

"I have often been amazed by the clarity of thought that comes from confusion."

"Each creature, no matter how small, has something to teach us."

"The beauty of theory is that it explains the greatest diversity with the fewest principles."

"I cannot understand those who do not love the natural world."

"The most important thing is not to stop asking questions."

"In the long run, it is the small changes that matter most."

"I have come to see that variation is not a flaw, but a feature of nature."

"The wonder I felt as a child has never left me, even in old age."

"To understand life, one must first understand the conditions that make life possible."

"I have found that the best way to understand anything is to watch it closely for a long time."

"The interconnectedness of all things is perhaps nature's greatest secret."

"It is the duty of every thinking person to question what they are told."

"My greatest fear is not of death, but of a life without purpose."

"The world is far more wonderful than we can ever comprehend."

"I have learned that true strength lies in adaptation, not in rigidity."

"The question is not whether change will come, but how we will respond to it."

"I would rather understand one small truth than believe a thousand great lies."

"The greatest adventure is the one that takes place in the mind."

"I have found that collaboration multiplies the power of observation."

"The continuity of life is perhaps the most remarkable fact of nature."

"I cannot but feel that the world is fundamentally interconnected in ways we are only beginning to understand."