Not only has one to do one's best, one must, while doing one's best, remain detached from whatever one is trying to achieve.
Janwillem Van de Wetering
When you seek it, you cannot find it.
Zen Saying
To be surprised, to wonder, is to begin to understand.
Jose Ortega Y Gasset
To realize the unimportance of time is the gate of wisdom.
Bertrand Russell