时间
Time travel is the most frustrating thing in the world. You can't change anything, and you can't stop anything from happening.
"Doubt is useful for a while. We must all pass through the garden of Gethsemane. If Christ played with doubt, so must we."
The beauty of poetry lies in its ability to transcend time and space.
The eagle never lost so much time as when he submitted to learn of the crow.
The hours of folly are measured by the clock, but of wisdom: no clock can measure.
"The only thing that is truly valuable is time."
"The only thing that is truly yours is your time."