"The only real voyage of discovery consists not in seeking new landscapes, but in having new eyes."
The causal framework is the foundation of scientific reasoning.
Acting is not about being someone different. It's finding the similarity in what is apparently different, then finding myself in there.
Old minds are like old horses; you must exercise them if you wish to keep them in working order.
It is better by noble boldness to run the risk of being subject to half of the evils we anticipate than to remain in cowardly listlessness for fear of what might happen.
The rocks we quarry today are the heritage we leave for tomorrow.