“In planning ahead we should remember that usable time is at best 80 to 85 percent of total time. Long unbroken periods contain more usable time than do short periods totaling the same length.”
Robert Grudin, Time And The Art Of Living (Page 3)
“In planning ahead we should remember that usable time is at best 80 to 85 percent of total time. Long unbroken periods contain more usable time than do short periods totaling the same length.”
Robert Grudin, Time And The Art Of Living (Page 3)