This talk highlights the way in which Mindfulness leads to direct seeing of the Four Noble Truths and the Three Characteristics. It particularly includes Nyavaponeba Their's description of the functions of Mindfulness as outlined in "The Vision of Dhamma".
"Ehi Passika-come and see" investigation is the active aspect of mindfulness. It brings a clear discernment of our body-mind experience. Investigation is what lights up the truth for us.