Rick Hanson provides a brief and clear introduction to the First Noble Truth and some ideas on how to relate to it and see how it’s expressed in our lives. You can find that article at his website: The First Noble Truth – The Truth of Suffering
Gil Fronsdal gives a longer and more detailed introduction to The Four Noble Truths that would be a good resource both this week and for the next several talks. You can find that as both an audio talk and a transcribed article at this link: Four Noble Truths