The Deepest Spiritual Practice | Eckhart Tolle Link
Observe the breath as it enters and leaves your body. Even one conscious breath can create a "gap" in the continuous stream of thinking.
Look at objects (like a tree or the sky) or listen to sounds without immediately naming or judging them. This practice helps you experience the "Isness" of the moment directly. The Deepest Spiritual Practice | Eckhart Tolle
Tolle recommends several "portals" to enter this state of presence throughout the day: Observe the breath as it enters and leaves your body