Final answer:
No, being at a park with friends and having a good time is not lamentable; it is a joyful experience opposite to what lamentable suggests, which is sadness or grief.
Step-by-step explanation:
Being at a park with your friends and having a good time would not be described as a lamentable situation. The term lamentable implies something regrettable, suggesting sadness or grief. A joyful experience in a park is quite the opposite. It's a situation filled with happiness, laughter, and enjoyment. Some examples where one might experience a sense of lament include missing loved ones, like the memories of family back home in Kenya, or feeling deep sadness during a moment of beautiful sunset, akin to the descriptions in the quotes provided.