"Time is at once the most valuable and the most perishable of all our possessions."
"Yesterday's the past, tomorrow's the future, but today is a gift. That's why it's called the present."
"Your work will be endless, but your time is finite. You cannot limit the work so you must limit your time. Hours are the only thing you can manage."
"Nothing is as far away as one minute ago."
"Many people take no care of their money till they come nearly to the end of it, and others do just the same with their time."
"Needless commitments are more wasteful than needless possessions. Possessions can be ignored, but commitments are a recurring debt that must be paid for with your time and attention."
"If we take care of the moments, the years will take care of themselves."
"All that really belongs to us is time; even he who has nothing else has that."