A built-in reminder is the simple understanding that whenever any kind of unhappiness arises, you know you've lost the now. That's a built-in alarm clock. The moment you realize you've lost the now, come back to the now.
Eckhart TolleAcceptance of what is immediately frees you from mind identification and thus reconnects you with Being. Resistance is the mind.
Eckhart TolleHowโ is always more important that โwhat.โ See if you can give much more attention to the doing than to the result that you want to achieve through it.
Eckhart Tolle