“The most abundant and most precious of things: Thoughts and Dreams, can be found in every corner yet as precious as diamonds.”
“The things that are most precious to us are sometimes the most secret.”
“To be left alone is the most precious thing one can ask of the modern world.”
“The most precious thing I have to give is my time.”
“If it isn't something precious, it doesn't serve as a price!" "But if it means I'm throwing away the most precious thing I have ... what's the good of it?”
“One thing I have learned in a long life: that all our science, measured against reality, is primitive and childlike -- and yet it is the most precious thing we have.”